Home / 14,965.38-22,400.69-8,371.58

Finding the Fourth Proportional to 14,965.38, 22,400.69 and 8,371.58

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Solution

The fourth proportional to 14,965.38, 22,400.69 and 8,371.58 is: 12,530.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,965.38 : 22,400.69 = 8,371.58 : x
  2. Step 2: Convert to fraction form
    14,965.38/22,400.69 = 8,371.58/x
  3. Step 3: Cross multiply
    14,965.38x = 22,400.69 × 8,371.58
  4. Step 4: Simplify right side
    14,965.38x = 187,529,014.53
  5. Step 5: Solve for x
    x = 187,529,014.53/14,965.38
  6. Step 6: Final answer
    x = 12,530.86

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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.