Home / 31,754.08-47,631.12-10,966.24

Finding the Fourth Proportional to 31,754.08, 47,631.12 and 10,966.24

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Solution

The fourth proportional to 31,754.08, 47,631.12 and 10,966.24 is: 16,449.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,754.08 : 47,631.12 = 10,966.24 : x
  2. Step 2: Convert to fraction form
    31,754.08/47,631.12 = 10,966.24/x
  3. Step 3: Cross multiply
    31,754.08x = 47,631.12 × 10,966.24
  4. Step 4: Simplify right side
    31,754.08x = 522,334,293.39
  5. Step 5: Solve for x
    x = 522,334,293.39/31,754.08
  6. Step 6: Final answer
    x = 16,449.36

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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.