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Finding the Fourth Proportional to 46,320, 63,925.92 and 26,448

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Solution

The fourth proportional to 46,320, 63,925.92 and 26,448 is: 36,500.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,320 : 63,925.92 = 26,448 : x
  2. Step 2: Convert to fraction form
    46,320/63,925.92 = 26,448/x
  3. Step 3: Cross multiply
    46,320x = 63,925.92 × 26,448
  4. Step 4: Simplify right side
    46,320x = 1,690,712,732.16
  5. Step 5: Solve for x
    x = 1,690,712,732.16/46,320
  6. Step 6: Final answer
    x = 36,500.71

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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.