Home / 22,919.29-31,635.34-14,962.70

Finding the Fourth Proportional to 22,919.29, 31,635.34 and 14,962.70

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Solution

The fourth proportional to 22,919.29, 31,635.34 and 14,962.70 is: 20,652.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,919.29 : 31,635.34 = 14,962.70 : x
  2. Step 2: Convert to fraction form
    22,919.29/31,635.34 = 14,962.70/x
  3. Step 3: Cross multiply
    22,919.29x = 31,635.34 × 14,962.70
  4. Step 4: Simplify right side
    22,919.29x = 473,350,143.50
  5. Step 5: Solve for x
    x = 473,350,143.50/22,919.29
  6. Step 6: Final answer
    x = 20,652.92

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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.