Home / 42,188.07-63,260.76-14,098.35

Finding the Fourth Proportional to 42,188.07, 63,260.76 and 14,098.35

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Solution

The fourth proportional to 42,188.07, 63,260.76 and 14,098.35 is: 21,140.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,188.07 : 63,260.76 = 14,098.35 : x
  2. Step 2: Convert to fraction form
    42,188.07/63,260.76 = 14,098.35/x
  3. Step 3: Cross multiply
    42,188.07x = 63,260.76 × 14,098.35
  4. Step 4: Simplify right side
    42,188.07x = 891,872,335.75
  5. Step 5: Solve for x
    x = 891,872,335.75/42,188.07
  6. Step 6: Final answer
    x = 21,140.39

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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.