Home / 49,143.13-67,817.52-26,787.13

Finding the Fourth Proportional to 49,143.13, 67,817.52 and 26,787.13

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Solution

The fourth proportional to 49,143.13, 67,817.52 and 26,787.13 is: 36,966.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,143.13 : 67,817.52 = 26,787.13 : x
  2. Step 2: Convert to fraction form
    49,143.13/67,817.52 = 26,787.13/x
  3. Step 3: Cross multiply
    49,143.13x = 67,817.52 × 26,787.13
  4. Step 4: Simplify right side
    49,143.13x = 1,816,636,554.97
  5. Step 5: Solve for x
    x = 1,816,636,554.97/49,143.13
  6. Step 6: Final answer
    x = 36,966.24

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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.