Home / 42,599.52-63,902.88-11,436.48

Finding the Fourth Proportional to 42,599.52, 63,902.88 and 11,436.48

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Solution

The fourth proportional to 42,599.52, 63,902.88 and 11,436.48 is: 17,155.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,599.52 : 63,902.88 = 11,436.48 : x
  2. Step 2: Convert to fraction form
    42,599.52/63,902.88 = 11,436.48/x
  3. Step 3: Cross multiply
    42,599.52x = 63,902.88 × 11,436.48
  4. Step 4: Simplify right side
    42,599.52x = 730,824,009.06
  5. Step 5: Solve for x
    x = 730,824,009.06/42,599.52
  6. Step 6: Final answer
    x = 17,155.69

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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.