Home / 16,140.28-22,277.82-9,068.98

Finding the Fourth Proportional to 16,140.28, 22,277.82 and 9,068.98

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Solution

The fourth proportional to 16,140.28, 22,277.82 and 9,068.98 is: 12,517.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,140.28 : 22,277.82 = 9,068.98 : x
  2. Step 2: Convert to fraction form
    16,140.28/22,277.82 = 9,068.98/x
  3. Step 3: Cross multiply
    16,140.28x = 22,277.82 × 9,068.98
  4. Step 4: Simplify right side
    16,140.28x = 202,037,104.02
  5. Step 5: Solve for x
    x = 202,037,104.02/16,140.28
  6. Step 6: Final answer
    x = 12,517.57

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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.