Home / 22,862.43-31,543.16-14,901.75

Finding the Fourth Proportional to 22,862.43, 31,543.16 and 14,901.75

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Solution

The fourth proportional to 22,862.43, 31,543.16 and 14,901.75 is: 20,559.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,862.43 : 31,543.16 = 14,901.75 : x
  2. Step 2: Convert to fraction form
    22,862.43/31,543.16 = 14,901.75/x
  3. Step 3: Cross multiply
    22,862.43x = 31,543.16 × 14,901.75
  4. Step 4: Simplify right side
    22,862.43x = 470,048,210.02
  5. Step 5: Solve for x
    x = 470,048,210.02/22,862.43
  6. Step 6: Final answer
    x = 20,559.85

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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.