Home / 14,610.53-20,146.68-9,298.55

Finding the Fourth Proportional to 14,610.53, 20,146.68 and 9,298.55

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Solution

The fourth proportional to 14,610.53, 20,146.68 and 9,298.55 is: 12,821.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,610.53 : 20,146.68 = 9,298.55 : x
  2. Step 2: Convert to fraction form
    14,610.53/20,146.68 = 9,298.55/x
  3. Step 3: Cross multiply
    14,610.53x = 20,146.68 × 9,298.55
  4. Step 4: Simplify right side
    14,610.53x = 187,334,961.68
  5. Step 5: Solve for x
    x = 187,334,961.68/14,610.53
  6. Step 6: Final answer
    x = 12,821.91

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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.