Home / 15,986.28-22,063.20-9,182.98

Finding the Fourth Proportional to 15,986.28, 22,063.20 and 9,182.98

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Solution

The fourth proportional to 15,986.28, 22,063.20 and 9,182.98 is: 12,673.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,986.28 : 22,063.20 = 9,182.98 : x
  2. Step 2: Convert to fraction form
    15,986.28/22,063.20 = 9,182.98/x
  3. Step 3: Cross multiply
    15,986.28x = 22,063.20 × 9,182.98
  4. Step 4: Simplify right side
    15,986.28x = 202,605,924.34
  5. Step 5: Solve for x
    x = 202,605,924.34/15,986.28
  6. Step 6: Final answer
    x = 12,673.74

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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.