Home / 45,272.43-62,475.43-25,129.48

Finding the Fourth Proportional to 45,272.43, 62,475.43 and 25,129.48

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Solution

The fourth proportional to 45,272.43, 62,475.43 and 25,129.48 is: 34,678.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,272.43 : 62,475.43 = 25,129.48 : x
  2. Step 2: Convert to fraction form
    45,272.43/62,475.43 = 25,129.48/x
  3. Step 3: Cross multiply
    45,272.43x = 62,475.43 × 25,129.48
  4. Step 4: Simplify right side
    45,272.43x = 1,569,975,068.68
  5. Step 5: Solve for x
    x = 1,569,975,068.68/45,272.43
  6. Step 6: Final answer
    x = 34,678.39

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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.