Home / 15,988.71-22,066.06-10,171.85

Finding the Fourth Proportional to 15,988.71, 22,066.06 and 10,171.85

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Solution

The fourth proportional to 15,988.71, 22,066.06 and 10,171.85 is: 14,038.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,988.71 : 22,066.06 = 10,171.85 : x
  2. Step 2: Convert to fraction form
    15,988.71/22,066.06 = 10,171.85/x
  3. Step 3: Cross multiply
    15,988.71x = 22,066.06 × 10,171.85
  4. Step 4: Simplify right side
    15,988.71x = 224,452,652.41
  5. Step 5: Solve for x
    x = 224,452,652.41/15,988.71
  6. Step 6: Final answer
    x = 14,038.20

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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.