Home / 40,145.02-60,245.17-13,849.79

Finding the Fourth Proportional to 40,145.02, 60,245.17 and 13,849.79

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Solution

The fourth proportional to 40,145.02, 60,245.17 and 13,849.79 is: 20,784.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,145.02 : 60,245.17 = 13,849.79 : x
  2. Step 2: Convert to fraction form
    40,145.02/60,245.17 = 13,849.79/x
  3. Step 3: Cross multiply
    40,145.02x = 60,245.17 × 13,849.79
  4. Step 4: Simplify right side
    40,145.02x = 834,382,617.16
  5. Step 5: Solve for x
    x = 834,382,617.16/40,145.02
  6. Step 6: Final answer
    x = 20,784.21

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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.