Home / 38,451.11-57,572.45-19,944.23

Finding the Fourth Proportional to 38,451.11, 57,572.45 and 19,944.23

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Solution

The fourth proportional to 38,451.11, 57,572.45 and 19,944.23 is: 29,862.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,451.11 : 57,572.45 = 19,944.23 : x
  2. Step 2: Convert to fraction form
    38,451.11/57,572.45 = 19,944.23/x
  3. Step 3: Cross multiply
    38,451.11x = 57,572.45 × 19,944.23
  4. Step 4: Simplify right side
    38,451.11x = 1,148,238,303.46
  5. Step 5: Solve for x
    x = 1,148,238,303.46/38,451.11
  6. Step 6: Final answer
    x = 29,862.29

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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.