Home / 15,964.64-22,031.44-9,250.76

Finding the Fourth Proportional to 15,964.64, 22,031.44 and 9,250.76

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Solution

The fourth proportional to 15,964.64, 22,031.44 and 9,250.76 is: 12,766.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,964.64 : 22,031.44 = 9,250.76 : x
  2. Step 2: Convert to fraction form
    15,964.64/22,031.44 = 9,250.76/x
  3. Step 3: Cross multiply
    15,964.64x = 22,031.44 × 9,250.76
  4. Step 4: Simplify right side
    15,964.64x = 203,807,563.89
  5. Step 5: Solve for x
    x = 203,807,563.89/15,964.64
  6. Step 6: Final answer
    x = 12,766.19

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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.