Home / 52,503.64-78,755.30-13,060.76

Finding the Fourth Proportional to 52,503.64, 78,755.30 and 13,060.76

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Solution

The fourth proportional to 52,503.64, 78,755.30 and 13,060.76 is: 19,591.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,503.64 : 78,755.30 = 13,060.76 : x
  2. Step 2: Convert to fraction form
    52,503.64/78,755.30 = 13,060.76/x
  3. Step 3: Cross multiply
    52,503.64x = 78,755.30 × 13,060.76
  4. Step 4: Simplify right side
    52,503.64x = 1,028,604,178.39
  5. Step 5: Solve for x
    x = 1,028,604,178.39/52,503.64
  6. Step 6: Final answer
    x = 19,591.10

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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.