Home / 38,779.17-58,165.52-15,399.33

Finding the Fourth Proportional to 38,779.17, 58,165.52 and 15,399.33

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Solution

The fourth proportional to 38,779.17, 58,165.52 and 15,399.33 is: 23,097.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,779.17 : 58,165.52 = 15,399.33 : x
  2. Step 2: Convert to fraction form
    38,779.17/58,165.52 = 15,399.33/x
  3. Step 3: Cross multiply
    38,779.17x = 58,165.52 × 15,399.33
  4. Step 4: Simplify right side
    38,779.17x = 895,709,960.10
  5. Step 5: Solve for x
    x = 895,709,960.10/38,779.17
  6. Step 6: Final answer
    x = 23,097.71

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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.