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Finding the Fourth Proportional to 44,807.76, 61,831.31 and 25,687.35

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Solution

The fourth proportional to 44,807.76, 61,831.31 and 25,687.35 is: 35,446.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,807.76 : 61,831.31 = 25,687.35 : x
  2. Step 2: Convert to fraction form
    44,807.76/61,831.31 = 25,687.35/x
  3. Step 3: Cross multiply
    44,807.76x = 61,831.31 × 25,687.35
  4. Step 4: Simplify right side
    44,807.76x = 1,588,282,372.49
  5. Step 5: Solve for x
    x = 1,588,282,372.49/44,807.76
  6. Step 6: Final answer
    x = 35,446.59

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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.