Home / 71,376.08-107,073.53-26,391.30

Finding the Fourth Proportional to 71,376.08, 107,073.53 and 26,391.30

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Solution

The fourth proportional to 71,376.08, 107,073.53 and 26,391.30 is: 39,590.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,376.08 : 107,073.53 = 26,391.30 : x
  2. Step 2: Convert to fraction form
    71,376.08/107,073.53 = 26,391.30/x
  3. Step 3: Cross multiply
    71,376.08x = 107,073.53 × 26,391.30
  4. Step 4: Simplify right side
    71,376.08x = 2,825,809,520.33
  5. Step 5: Solve for x
    x = 2,825,809,520.33/71,376.08
  6. Step 6: Final answer
    x = 39,590.43

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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.