Home / 48,114.17-72,171.35-18,545.93

Finding the Fourth Proportional to 48,114.17, 72,171.35 and 18,545.93

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Solution

The fourth proportional to 48,114.17, 72,171.35 and 18,545.93 is: 27,818.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,114.17 : 72,171.35 = 18,545.93 : x
  2. Step 2: Convert to fraction form
    48,114.17/72,171.35 = 18,545.93/x
  3. Step 3: Cross multiply
    48,114.17x = 72,171.35 × 18,545.93
  4. Step 4: Simplify right side
    48,114.17x = 1,338,484,805.11
  5. Step 5: Solve for x
    x = 1,338,484,805.11/48,114.17
  6. Step 6: Final answer
    x = 27,818.93

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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.