Home / 56,286.15-77,650.79-32,407.76

Finding the Fourth Proportional to 56,286.15, 77,650.79 and 32,407.76

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Solution

The fourth proportional to 56,286.15, 77,650.79 and 32,407.76 is: 44,708.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,286.15 : 77,650.79 = 32,407.76 : x
  2. Step 2: Convert to fraction form
    56,286.15/77,650.79 = 32,407.76/x
  3. Step 3: Cross multiply
    56,286.15x = 77,650.79 × 32,407.76
  4. Step 4: Simplify right side
    56,286.15x = 2,516,487,615.84
  5. Step 5: Solve for x
    x = 2,516,487,615.84/56,286.15
  6. Step 6: Final answer
    x = 44,708.82

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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.