Home / 31,839.72-47,777.51-29,330.13

Finding the Fourth Proportional to 31,839.72, 47,777.51 and 29,330.13

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Solution

The fourth proportional to 31,839.72, 47,777.51 and 29,330.13 is: 44,011.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,839.72 : 47,777.51 = 29,330.13 : x
  2. Step 2: Convert to fraction form
    31,839.72/47,777.51 = 29,330.13/x
  3. Step 3: Cross multiply
    31,839.72x = 47,777.51 × 29,330.13
  4. Step 4: Simplify right side
    31,839.72x = 1,401,320,579.38
  5. Step 5: Solve for x
    x = 1,401,320,579.38/31,839.72
  6. Step 6: Final answer
    x = 44,011.71

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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.