Home / 31,713.24-47,570.26-15,074.88

Finding the Fourth Proportional to 31,713.24, 47,570.26 and 15,074.88

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Solution

The fourth proportional to 31,713.24, 47,570.26 and 15,074.88 is: 22,612.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,713.24 : 47,570.26 = 15,074.88 : x
  2. Step 2: Convert to fraction form
    31,713.24/47,570.26 = 15,074.88/x
  3. Step 3: Cross multiply
    31,713.24x = 47,570.26 × 15,074.88
  4. Step 4: Simplify right side
    31,713.24x = 717,115,961.07
  5. Step 5: Solve for x
    x = 717,115,961.07/31,713.24
  6. Step 6: Final answer
    x = 22,612.51

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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.