Home / 16,988.61-25,470.59-8,560.30

Finding the Fourth Proportional to 16,988.61, 25,470.59 and 8,560.30

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Solution

The fourth proportional to 16,988.61, 25,470.59 and 8,560.30 is: 12,834.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,988.61 : 25,470.59 = 8,560.30 : x
  2. Step 2: Convert to fraction form
    16,988.61/25,470.59 = 8,560.30/x
  3. Step 3: Cross multiply
    16,988.61x = 25,470.59 × 8,560.30
  4. Step 4: Simplify right side
    16,988.61x = 218,035,849.30
  5. Step 5: Solve for x
    x = 218,035,849.30/16,988.61
  6. Step 6: Final answer
    x = 12,834.24

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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.