Home / 38,545.83-57,816.68-12,248.51

Finding the Fourth Proportional to 38,545.83, 57,816.68 and 12,248.51

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Solution

The fourth proportional to 38,545.83, 57,816.68 and 12,248.51 is: 18,372.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,545.83 : 57,816.68 = 12,248.51 : x
  2. Step 2: Convert to fraction form
    38,545.83/57,816.68 = 12,248.51/x
  3. Step 3: Cross multiply
    38,545.83x = 57,816.68 × 12,248.51
  4. Step 4: Simplify right side
    38,545.83x = 708,167,832.82
  5. Step 5: Solve for x
    x = 708,167,832.82/38,545.83
  6. Step 6: Final answer
    x = 18,372.10

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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.