Home / 14,711.92-20,290.98-12,204.16

Finding the Fourth Proportional to 14,711.92, 20,290.98 and 12,204.16

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Solution

The fourth proportional to 14,711.92, 20,290.98 and 12,204.16 is: 16,832.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,711.92 : 20,290.98 = 12,204.16 : x
  2. Step 2: Convert to fraction form
    14,711.92/20,290.98 = 12,204.16/x
  3. Step 3: Cross multiply
    14,711.92x = 20,290.98 × 12,204.16
  4. Step 4: Simplify right side
    14,711.92x = 247,634,366.48
  5. Step 5: Solve for x
    x = 247,634,366.48/14,711.92
  6. Step 6: Final answer
    x = 16,832.23

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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.