Home / 12,412.28-18,600.60-9,625.88

Finding the Fourth Proportional to 12,412.28, 18,600.60 and 9,625.88

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Solution

The fourth proportional to 12,412.28, 18,600.60 and 9,625.88 is: 14,425.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,412.28 : 18,600.60 = 9,625.88 : x
  2. Step 2: Convert to fraction form
    12,412.28/18,600.60 = 9,625.88/x
  3. Step 3: Cross multiply
    12,412.28x = 18,600.60 × 9,625.88
  4. Step 4: Simplify right side
    12,412.28x = 179,047,143.53
  5. Step 5: Solve for x
    x = 179,047,143.53/12,412.28
  6. Step 6: Final answer
    x = 14,425.00

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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.