Home / 48,803.61-67,349.73-28,660.92

Finding the Fourth Proportional to 48,803.61, 67,349.73 and 28,660.92

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Solution

The fourth proportional to 48,803.61, 67,349.73 and 28,660.92 is: 39,552.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,803.61 : 67,349.73 = 28,660.92 : x
  2. Step 2: Convert to fraction form
    48,803.61/67,349.73 = 28,660.92/x
  3. Step 3: Cross multiply
    48,803.61x = 67,349.73 × 28,660.92
  4. Step 4: Simplify right side
    48,803.61x = 1,930,305,223.55
  5. Step 5: Solve for x
    x = 1,930,305,223.55/48,803.61
  6. Step 6: Final answer
    x = 39,552.51

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Double scale
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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.