Home / 16,282.28-22,471.02-9,208.55

Finding the Fourth Proportional to 16,282.28, 22,471.02 and 9,208.55

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Solution

The fourth proportional to 16,282.28, 22,471.02 and 9,208.55 is: 12,708.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,282.28 : 22,471.02 = 9,208.55 : x
  2. Step 2: Convert to fraction form
    16,282.28/22,471.02 = 9,208.55/x
  3. Step 3: Cross multiply
    16,282.28x = 22,471.02 × 9,208.55
  4. Step 4: Simplify right side
    16,282.28x = 206,925,567.40
  5. Step 5: Solve for x
    x = 206,925,567.40/16,282.28
  6. Step 6: Final answer
    x = 12,708.63

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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.