Home / 14,969.18-20,658.85-8,596.61

Finding the Fourth Proportional to 14,969.18, 20,658.85 and 8,596.61

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Solution

The fourth proportional to 14,969.18, 20,658.85 and 8,596.61 is: 11,864.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,969.18 : 20,658.85 = 8,596.61 : x
  2. Step 2: Convert to fraction form
    14,969.18/20,658.85 = 8,596.61/x
  3. Step 3: Cross multiply
    14,969.18x = 20,658.85 × 8,596.61
  4. Step 4: Simplify right side
    14,969.18x = 177,595,951.71
  5. Step 5: Solve for x
    x = 177,595,951.71/14,969.18
  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.