Home / 14,867.26-20,517.10-8,898.90

Finding the Fourth Proportional to 14,867.26, 20,517.10 and 8,898.90

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Solution

The fourth proportional to 14,867.26, 20,517.10 and 8,898.90 is: 12,280.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,867.26 : 20,517.10 = 8,898.90 : x
  2. Step 2: Convert to fraction form
    14,867.26/20,517.10 = 8,898.90/x
  3. Step 3: Cross multiply
    14,867.26x = 20,517.10 × 8,898.90
  4. Step 4: Simplify right side
    14,867.26x = 182,579,621.19
  5. Step 5: Solve for x
    x = 182,579,621.19/14,867.26
  6. Step 6: Final answer
    x = 12,280.65

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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.