Home / 16,988.20-25,482.30-14,363.80

Finding the Fourth Proportional to 16,988.20, 25,482.30 and 14,363.80

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Solution

The fourth proportional to 16,988.20, 25,482.30 and 14,363.80 is: 21,545.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,988.20 : 25,482.30 = 14,363.80 : x
  2. Step 2: Convert to fraction form
    16,988.20/25,482.30 = 14,363.80/x
  3. Step 3: Cross multiply
    16,988.20x = 25,482.30 × 14,363.80
  4. Step 4: Simplify right side
    16,988.20x = 366,022,660.74
  5. Step 5: Solve for x
    x = 366,022,660.74/16,988.20
  6. Step 6: Final answer
    x = 21,545.70

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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.