Home / 18,609.67-25,681.21-10,226.35

Finding the Fourth Proportional to 18,609.67, 25,681.21 and 10,226.35

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Solution

The fourth proportional to 18,609.67, 25,681.21 and 10,226.35 is: 14,112.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,609.67 : 25,681.21 = 10,226.35 : x
  2. Step 2: Convert to fraction form
    18,609.67/25,681.21 = 10,226.35/x
  3. Step 3: Cross multiply
    18,609.67x = 25,681.21 × 10,226.35
  4. Step 4: Simplify right side
    18,609.67x = 262,625,041.88
  5. Step 5: Solve for x
    x = 262,625,041.88/18,609.67
  6. Step 6: Final answer
    x = 14,112.29

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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.