Home / 38,473.65-57,703.18-13,507.83

Finding the Fourth Proportional to 38,473.65, 57,703.18 and 13,507.83

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Solution

The fourth proportional to 38,473.65, 57,703.18 and 13,507.83 is: 20,259.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,473.65 : 57,703.18 = 13,507.83 : x
  2. Step 2: Convert to fraction form
    38,473.65/57,703.18 = 13,507.83/x
  3. Step 3: Cross multiply
    38,473.65x = 57,703.18 × 13,507.83
  4. Step 4: Simplify right side
    38,473.65x = 779,444,745.90
  5. Step 5: Solve for x
    x = 779,444,745.90/38,473.65
  6. Step 6: Final answer
    x = 20,259.18

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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.