Home / 56,553.39-78,043.91-35,344.76

Finding the Fourth Proportional to 56,553.39, 78,043.91 and 35,344.76

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Solution

The fourth proportional to 56,553.39, 78,043.91 and 35,344.76 is: 48,775.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,553.39 : 78,043.91 = 35,344.76 : x
  2. Step 2: Convert to fraction form
    56,553.39/78,043.91 = 35,344.76/x
  3. Step 3: Cross multiply
    56,553.39x = 78,043.91 × 35,344.76
  4. Step 4: Simplify right side
    56,553.39x = 2,758,442,701.47
  5. Step 5: Solve for x
    x = 2,758,442,701.47/56,553.39
  6. Step 6: Final answer
    x = 48,775.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.