Home / 31,650.68-47,475.96-11,933.66

Finding the Fourth Proportional to 31,650.68, 47,475.96 and 11,933.66

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Solution

The fourth proportional to 31,650.68, 47,475.96 and 11,933.66 is: 17,900.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,650.68 : 47,475.96 = 11,933.66 : x
  2. Step 2: Convert to fraction form
    31,650.68/47,475.96 = 11,933.66/x
  3. Step 3: Cross multiply
    31,650.68x = 47,475.96 × 11,933.66
  4. Step 4: Simplify right side
    31,650.68x = 566,561,964.81
  5. Step 5: Solve for x
    x = 566,561,964.81/31,650.68
  6. Step 6: Final answer
    x = 17,900.47

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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.