Home / 40,535.85-60,788.28-19,470.03

Finding the Fourth Proportional to 40,535.85, 60,788.28 and 19,470.03

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Solution

The fourth proportional to 40,535.85, 60,788.28 and 19,470.03 is: 29,197.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,535.85 : 60,788.28 = 19,470.03 : x
  2. Step 2: Convert to fraction form
    40,535.85/60,788.28 = 19,470.03/x
  3. Step 3: Cross multiply
    40,535.85x = 60,788.28 × 19,470.03
  4. Step 4: Simplify right side
    40,535.85x = 1,183,549,635.25
  5. Step 5: Solve for x
    x = 1,183,549,635.25/40,535.85
  6. Step 6: Final answer
    x = 29,197.60

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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.