Home / 31,865.28-47,529.02-27,672.32

Finding the Fourth Proportional to 31,865.28, 47,529.02 and 27,672.32

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Solution

The fourth proportional to 31,865.28, 47,529.02 and 27,672.32 is: 41,274.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,865.28 : 47,529.02 = 27,672.32 : x
  2. Step 2: Convert to fraction form
    31,865.28/47,529.02 = 27,672.32/x
  3. Step 3: Cross multiply
    31,865.28x = 47,529.02 × 27,672.32
  4. Step 4: Simplify right side
    31,865.28x = 1,315,238,250.73
  5. Step 5: Solve for x
    x = 1,315,238,250.73/31,865.28
  6. Step 6: Final answer
    x = 41,274.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.