Home / 42,306.56-63,415.17-14,199.96

Finding the Fourth Proportional to 42,306.56, 63,415.17 and 14,199.96

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Solution

The fourth proportional to 42,306.56, 63,415.17 and 14,199.96 is: 21,284.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,306.56 : 63,415.17 = 14,199.96 : x
  2. Step 2: Convert to fraction form
    42,306.56/63,415.17 = 14,199.96/x
  3. Step 3: Cross multiply
    42,306.56x = 63,415.17 × 14,199.96
  4. Step 4: Simplify right side
    42,306.56x = 900,492,877.39
  5. Step 5: Solve for x
    x = 900,492,877.39/42,306.56
  6. Step 6: Final answer
    x = 21,284.95

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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.