Home / 40,023.12-60,065.65-15,085.85

Finding the Fourth Proportional to 40,023.12, 60,065.65 and 15,085.85

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Solution

The fourth proportional to 40,023.12, 60,065.65 and 15,085.85 is: 22,640.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,023.12 : 60,065.65 = 15,085.85 : x
  2. Step 2: Convert to fraction form
    40,023.12/60,065.65 = 15,085.85/x
  3. Step 3: Cross multiply
    40,023.12x = 60,065.65 × 15,085.85
  4. Step 4: Simplify right side
    40,023.12x = 906,141,386.05
  5. Step 5: Solve for x
    x = 906,141,386.05/40,023.12
  6. Step 6: Final answer
    x = 22,640.45

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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.