Home / 16,886.04-25,332.56-8,456.88

Finding the Fourth Proportional to 16,886.04, 25,332.56 and 8,456.88

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Solution

The fourth proportional to 16,886.04, 25,332.56 and 8,456.88 is: 12,687.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,886.04 : 25,332.56 = 8,456.88 : x
  2. Step 2: Convert to fraction form
    16,886.04/25,332.56 = 8,456.88/x
  3. Step 3: Cross multiply
    16,886.04x = 25,332.56 × 8,456.88
  4. Step 4: Simplify right side
    16,886.04x = 214,234,420.01
  5. Step 5: Solve for x
    x = 214,234,420.01/16,886.04
  6. Step 6: Final answer
    x = 12,687.07

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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.