Home / 14,867.76-22,280.32-8,947.12

Finding the Fourth Proportional to 14,867.76, 22,280.32 and 8,947.12

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Solution

The fourth proportional to 14,867.76, 22,280.32 and 8,947.12 is: 13,407.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,867.76 : 22,280.32 = 8,947.12 : x
  2. Step 2: Convert to fraction form
    14,867.76/22,280.32 = 8,947.12/x
  3. Step 3: Cross multiply
    14,867.76x = 22,280.32 × 8,947.12
  4. Step 4: Simplify right side
    14,867.76x = 199,344,696.68
  5. Step 5: Solve for x
    x = 199,344,696.68/14,867.76
  6. Step 6: Final answer
    x = 13,407.85

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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.