Home / 48,489.18-72,733.86-15,210.12

Finding the Fourth Proportional to 48,489.18, 72,733.86 and 15,210.12

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Solution

The fourth proportional to 48,489.18, 72,733.86 and 15,210.12 is: 22,815.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,489.18 : 72,733.86 = 15,210.12 : x
  2. Step 2: Convert to fraction form
    48,489.18/72,733.86 = 15,210.12/x
  3. Step 3: Cross multiply
    48,489.18x = 72,733.86 × 15,210.12
  4. Step 4: Simplify right side
    48,489.18x = 1,106,290,738.66
  5. Step 5: Solve for x
    x = 1,106,290,738.66/48,489.18
  6. Step 6: Final answer
    x = 22,815.21

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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.