Home / 14,974.42-20,662.10-9,601.55

Finding the Fourth Proportional to 14,974.42, 20,662.10 and 9,601.55

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Solution

The fourth proportional to 14,974.42, 20,662.10 and 9,601.55 is: 13,248.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,974.42 : 20,662.10 = 9,601.55 : x
  2. Step 2: Convert to fraction form
    14,974.42/20,662.10 = 9,601.55/x
  3. Step 3: Cross multiply
    14,974.42x = 20,662.10 × 9,601.55
  4. Step 4: Simplify right side
    14,974.42x = 198,388,186.26
  5. Step 5: Solve for x
    x = 198,388,186.26/14,974.42
  6. Step 6: Final answer
    x = 13,248.48

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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.