Home / 48,913.92-67,500.48-28,773.12

Finding the Fourth Proportional to 48,913.92, 67,500.48 and 28,773.12

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Solution

The fourth proportional to 48,913.92, 67,500.48 and 28,773.12 is: 39,706.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,913.92 : 67,500.48 = 28,773.12 : x
  2. Step 2: Convert to fraction form
    48,913.92/67,500.48 = 28,773.12/x
  3. Step 3: Cross multiply
    48,913.92x = 67,500.48 × 28,773.12
  4. Step 4: Simplify right side
    48,913.92x = 1,942,199,411.10
  5. Step 5: Solve for x
    x = 1,942,199,411.10/48,913.92
  6. Step 6: Final answer
    x = 39,706.48

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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.