Home / 40,142.09-60,180.24-15,167.93

Finding the Fourth Proportional to 40,142.09, 60,180.24 and 15,167.93

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Solution

The fourth proportional to 40,142.09, 60,180.24 and 15,167.93 is: 22,739.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,142.09 : 60,180.24 = 15,167.93 : x
  2. Step 2: Convert to fraction form
    40,142.09/60,180.24 = 15,167.93/x
  3. Step 3: Cross multiply
    40,142.09x = 60,180.24 × 15,167.93
  4. Step 4: Simplify right side
    40,142.09x = 912,809,667.70
  5. Step 5: Solve for x
    x = 912,809,667.70/40,142.09
  6. Step 6: Final answer
    x = 22,739.47

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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.