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Finding the Fourth Proportional to 45,957, 63,426.12 and 25,813.92

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Solution

The fourth proportional to 45,957, 63,426.12 and 25,813.92 is: 35,626.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,957 : 63,426.12 = 25,813.92 : x
  2. Step 2: Convert to fraction form
    45,957/63,426.12 = 25,813.92/x
  3. Step 3: Cross multiply
    45,957x = 63,426.12 × 25,813.92
  4. Step 4: Simplify right side
    45,957x = 1,637,276,787.59
  5. Step 5: Solve for x
    x = 1,637,276,787.59/45,957
  6. Step 6: Final answer
    x = 35,626.28

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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.