Home / 38,409.13-57,613.70-9,225.13

Finding the Fourth Proportional to 38,409.13, 57,613.70 and 9,225.13

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Solution

The fourth proportional to 38,409.13, 57,613.70 and 9,225.13 is: 13,837.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,409.13 : 57,613.70 = 9,225.13 : x
  2. Step 2: Convert to fraction form
    38,409.13/57,613.70 = 9,225.13/x
  3. Step 3: Cross multiply
    38,409.13x = 57,613.70 × 9,225.13
  4. Step 4: Simplify right side
    38,409.13x = 531,493,872.28
  5. Step 5: Solve for x
    x = 531,493,872.28/38,409.13
  6. Step 6: Final answer
    x = 13,837.70

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.