Home / 12,363.32-17,052.08-8,586.49

Finding the Fourth Proportional to 12,363.32, 17,052.08 and 8,586.49

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Solution

The fourth proportional to 12,363.32, 17,052.08 and 8,586.49 is: 11,842.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,363.32 : 17,052.08 = 8,586.49 : x
  2. Step 2: Convert to fraction form
    12,363.32/17,052.08 = 8,586.49/x
  3. Step 3: Cross multiply
    12,363.32x = 17,052.08 × 8,586.49
  4. Step 4: Simplify right side
    12,363.32x = 146,417,514.40
  5. Step 5: Solve for x
    x = 146,417,514.40/12,363.32
  6. Step 6: Final answer
    x = 11,842.90

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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.