Home / 42,963.49-64,442.67-25,544.17

Finding the Fourth Proportional to 42,963.49, 64,442.67 and 25,544.17

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Solution

The fourth proportional to 42,963.49, 64,442.67 and 25,544.17 is: 38,314.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,963.49 : 64,442.67 = 25,544.17 : x
  2. Step 2: Convert to fraction form
    42,963.49/64,442.67 = 25,544.17/x
  3. Step 3: Cross multiply
    42,963.49x = 64,442.67 × 25,544.17
  4. Step 4: Simplify right side
    42,963.49x = 1,646,134,517.73
  5. Step 5: Solve for x
    x = 1,646,134,517.73/42,963.49
  6. Step 6: Final answer
    x = 38,314.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.