Home / 48,217.29-72,323.78-13,156.83

Finding the Fourth Proportional to 48,217.29, 72,323.78 and 13,156.83

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Solution

The fourth proportional to 48,217.29, 72,323.78 and 13,156.83 is: 19,734.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,217.29 : 72,323.78 = 13,156.83 : x
  2. Step 2: Convert to fraction form
    48,217.29/72,323.78 = 13,156.83/x
  3. Step 3: Cross multiply
    48,217.29x = 72,323.78 × 13,156.83
  4. Step 4: Simplify right side
    48,217.29x = 951,551,612.63
  5. Step 5: Solve for x
    x = 951,551,612.63/48,217.29
  6. Step 6: Final answer
    x = 19,734.66

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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.