Home / 22,663.08-31,286.42-14,169.92

Finding the Fourth Proportional to 22,663.08, 31,286.42 and 14,169.92

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Solution

The fourth proportional to 22,663.08, 31,286.42 and 14,169.92 is: 19,561.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,663.08 : 31,286.42 = 14,169.92 : x
  2. Step 2: Convert to fraction form
    22,663.08/31,286.42 = 14,169.92/x
  3. Step 3: Cross multiply
    22,663.08x = 31,286.42 × 14,169.92
  4. Step 4: Simplify right side
    22,663.08x = 443,326,068.49
  5. Step 5: Solve for x
    x = 443,326,068.49/22,663.08
  6. Step 6: Final answer
    x = 19,561.60

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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.