Home / 14,836.98-20,468.49-8,865.66

Finding the Fourth Proportional to 14,836.98, 20,468.49 and 8,865.66

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Solution

The fourth proportional to 14,836.98, 20,468.49 and 8,865.66 is: 12,230.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,836.98 : 20,468.49 = 8,865.66 : x
  2. Step 2: Convert to fraction form
    14,836.98/20,468.49 = 8,865.66/x
  3. Step 3: Cross multiply
    14,836.98x = 20,468.49 × 8,865.66
  4. Step 4: Simplify right side
    14,836.98x = 181,466,673.05
  5. Step 5: Solve for x
    x = 181,466,673.05/14,836.98
  6. Step 6: Final answer
    x = 12,230.70

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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.