Home / 40,637.72-56,078.30-25,545.88

Finding the Fourth Proportional to 40,637.72, 56,078.30 and 25,545.88

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Solution

The fourth proportional to 40,637.72, 56,078.30 and 25,545.88 is: 35,252.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,637.72 : 56,078.30 = 25,545.88 : x
  2. Step 2: Convert to fraction form
    40,637.72/56,078.30 = 25,545.88/x
  3. Step 3: Cross multiply
    40,637.72x = 56,078.30 × 25,545.88
  4. Step 4: Simplify right side
    40,637.72x = 1,432,569,522.40
  5. Step 5: Solve for x
    x = 1,432,569,522.40/40,637.72
  6. Step 6: Final answer
    x = 35,252.21

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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.