Home / 18,555.35-25,609.16-14,606.19

Finding the Fourth Proportional to 18,555.35, 25,609.16 and 14,606.19

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Solution

The fourth proportional to 18,555.35, 25,609.16 and 14,606.19 is: 20,158.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,555.35 : 25,609.16 = 14,606.19 : x
  2. Step 2: Convert to fraction form
    18,555.35/25,609.16 = 14,606.19/x
  3. Step 3: Cross multiply
    18,555.35x = 25,609.16 × 14,606.19
  4. Step 4: Simplify right side
    18,555.35x = 374,052,293.22
  5. Step 5: Solve for x
    x = 374,052,293.22/18,555.35
  6. Step 6: Final answer
    x = 20,158.74

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Half scale
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Double scale
Find fourth proportional to 18,556.35, 25,610.54 and 14,607.19
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.