Home / 51,700.20-71,353.02-31,552.92

Finding the Fourth Proportional to 51,700.20, 71,353.02 and 31,552.92

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Solution

The fourth proportional to 51,700.20, 71,353.02 and 31,552.92 is: 43,547.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,700.20 : 71,353.02 = 31,552.92 : x
  2. Step 2: Convert to fraction form
    51,700.20/71,353.02 = 31,552.92/x
  3. Step 3: Cross multiply
    51,700.20x = 71,353.02 × 31,552.92
  4. Step 4: Simplify right side
    51,700.20x = 2,251,396,131.82
  5. Step 5: Solve for x
    x = 2,251,396,131.82/51,700.20
  6. Step 6: Final answer
    x = 43,547.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.