Home / 52,548.24-78,822.36-31,727.76

Finding the Fourth Proportional to 52,548.24, 78,822.36 and 31,727.76

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Solution

The fourth proportional to 52,548.24, 78,822.36 and 31,727.76 is: 47,591.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,548.24 : 78,822.36 = 31,727.76 : x
  2. Step 2: Convert to fraction form
    52,548.24/78,822.36 = 31,727.76/x
  3. Step 3: Cross multiply
    52,548.24x = 78,822.36 × 31,727.76
  4. Step 4: Simplify right side
    52,548.24x = 2,500,856,920.71
  5. Step 5: Solve for x
    x = 2,500,856,920.71/52,548.24
  6. Step 6: Final answer
    x = 47,591.64

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1.5x scale

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.