Home / 45,272.78-62,476.16-25,132.58

Finding the Fourth Proportional to 45,272.78, 62,476.16 and 25,132.58

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Solution

The fourth proportional to 45,272.78, 62,476.16 and 25,132.58 is: 34,682.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,272.78 : 62,476.16 = 25,132.58 : x
  2. Step 2: Convert to fraction form
    45,272.78/62,476.16 = 25,132.58/x
  3. Step 3: Cross multiply
    45,272.78x = 62,476.16 × 25,132.58
  4. Step 4: Simplify right side
    45,272.78x = 1,570,187,089.29
  5. Step 5: Solve for x
    x = 1,570,187,089.29/45,272.78
  6. Step 6: Final answer
    x = 34,682.81

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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.