Home / 38,617.69-57,890.01-29,115.26

Finding the Fourth Proportional to 38,617.69, 57,890.01 and 29,115.26

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Solution

The fourth proportional to 38,617.69, 57,890.01 and 29,115.26 is: 43,645.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,617.69 : 57,890.01 = 29,115.26 : x
  2. Step 2: Convert to fraction form
    38,617.69/57,890.01 = 29,115.26/x
  3. Step 3: Cross multiply
    38,617.69x = 57,890.01 × 29,115.26
  4. Step 4: Simplify right side
    38,617.69x = 1,685,482,546.98
  5. Step 5: Solve for x
    x = 1,685,482,546.98/38,617.69
  6. Step 6: Final answer
    x = 43,645.35

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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.