Home / 48,114.18-72,171.34-18,545.94

Finding the Fourth Proportional to 48,114.18, 72,171.34 and 18,545.94

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Solution

The fourth proportional to 48,114.18, 72,171.34 and 18,545.94 is: 27,818.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,114.18 : 72,171.34 = 18,545.94 : x
  2. Step 2: Convert to fraction form
    48,114.18/72,171.34 = 18,545.94/x
  3. Step 3: Cross multiply
    48,114.18x = 72,171.34 × 18,545.94
  4. Step 4: Simplify right side
    48,114.18x = 1,338,485,341.36
  5. Step 5: Solve for x
    x = 1,338,485,341.36/48,114.18
  6. Step 6: Final answer
    x = 27,818.94

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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.