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Finding the Fourth Proportional to 43,356.46, 59,831.90 and 25,451.46

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Solution

The fourth proportional to 43,356.46, 59,831.90 and 25,451.46 is: 35,123.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,356.46 : 59,831.90 = 25,451.46 : x
  2. Step 2: Convert to fraction form
    43,356.46/59,831.90 = 25,451.46/x
  3. Step 3: Cross multiply
    43,356.46x = 59,831.90 × 25,451.46
  4. Step 4: Simplify right side
    43,356.46x = 1,522,809,209.57
  5. Step 5: Solve for x
    x = 1,522,809,209.57/43,356.46
  6. Step 6: Final answer
    x = 35,123.01

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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.