Home / 48,336.11-72,503.06-28,471.61

Finding the Fourth Proportional to 48,336.11, 72,503.06 and 28,471.61

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Solution

The fourth proportional to 48,336.11, 72,503.06 and 28,471.61 is: 42,706.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,336.11 : 72,503.06 = 28,471.61 : x
  2. Step 2: Convert to fraction form
    48,336.11/72,503.06 = 28,471.61/x
  3. Step 3: Cross multiply
    48,336.11x = 72,503.06 × 28,471.61
  4. Step 4: Simplify right side
    48,336.11x = 2,064,278,848.13
  5. Step 5: Solve for x
    x = 2,064,278,848.13/48,336.11
  6. Step 6: Final answer
    x = 42,706.76

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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.