Home / 40,683-56,126.88-25,569.48

Finding the Fourth Proportional to 40,683, 56,126.88 and 25,569.48

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Solution

The fourth proportional to 40,683, 56,126.88 and 25,569.48 is: 35,276.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,683 : 56,126.88 = 25,569.48 : x
  2. Step 2: Convert to fraction form
    40,683/56,126.88 = 25,569.48/x
  3. Step 3: Cross multiply
    40,683x = 56,126.88 × 25,569.48
  4. Step 4: Simplify right side
    40,683x = 1,435,135,135.62
  5. Step 5: Solve for x
    x = 1,435,135,135.62/40,683
  6. Step 6: Final answer
    x = 35,276.04

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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.