Home / 22,869.59-31,561.00-14,140.15

Finding the Fourth Proportional to 22,869.59, 31,561.00 and 14,140.15

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Solution

The fourth proportional to 22,869.59, 31,561.00 and 14,140.15 is: 19,514.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,869.59 : 31,561.00 = 14,140.15 : x
  2. Step 2: Convert to fraction form
    22,869.59/31,561.00 = 14,140.15/x
  3. Step 3: Cross multiply
    22,869.59x = 31,561.00 × 14,140.15
  4. Step 4: Simplify right side
    22,869.59x = 446,277,159.90
  5. Step 5: Solve for x
    x = 446,277,159.90/22,869.59
  6. Step 6: Final answer
    x = 19,514.00

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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.