Home / 14,885.28-20,540.88-8,597.52

Finding the Fourth Proportional to 14,885.28, 20,540.88 and 8,597.52

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Solution

The fourth proportional to 14,885.28, 20,540.88 and 8,597.52 is: 11,864.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,885.28 : 20,540.88 = 8,597.52 : x
  2. Step 2: Convert to fraction form
    14,885.28/20,540.88 = 8,597.52/x
  3. Step 3: Cross multiply
    14,885.28x = 20,540.88 × 8,597.52
  4. Step 4: Simplify right side
    14,885.28x = 176,600,626.62
  5. Step 5: Solve for x
    x = 176,600,626.62/14,885.28
  6. Step 6: Final answer
    x = 11,864.11

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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.