Home / 23,386.50-32,281.06-18,615.19

Finding the Fourth Proportional to 23,386.50, 32,281.06 and 18,615.19

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Solution

The fourth proportional to 23,386.50, 32,281.06 and 18,615.19 is: 25,695.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,386.50 : 32,281.06 = 18,615.19 : x
  2. Step 2: Convert to fraction form
    23,386.50/32,281.06 = 18,615.19/x
  3. Step 3: Cross multiply
    23,386.50x = 32,281.06 × 18,615.19
  4. Step 4: Simplify right side
    23,386.50x = 600,918,065.30
  5. Step 5: Solve for x
    x = 600,918,065.30/23,386.50
  6. Step 6: Final answer
    x = 25,695.08

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Half scale
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Double scale
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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.