Home / 38,376.90-57,561.35-10,299.96

Finding the Fourth Proportional to 38,376.90, 57,561.35 and 10,299.96

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Solution

The fourth proportional to 38,376.90, 57,561.35 and 10,299.96 is: 15,448.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,376.90 : 57,561.35 = 10,299.96 : x
  2. Step 2: Convert to fraction form
    38,376.90/57,561.35 = 10,299.96/x
  3. Step 3: Cross multiply
    38,376.90x = 57,561.35 × 10,299.96
  4. Step 4: Simplify right side
    38,376.90x = 592,879,551.05
  5. Step 5: Solve for x
    x = 592,879,551.05/38,376.90
  6. Step 6: Final answer
    x = 15,448.87

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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.