Home / 12,617.28-18,924.60-5,597.42

Finding the Fourth Proportional to 12,617.28, 18,924.60 and 5,597.42

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Solution

The fourth proportional to 12,617.28, 18,924.60 and 5,597.42 is: 8,395.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,617.28 : 18,924.60 = 5,597.42 : x
  2. Step 2: Convert to fraction form
    12,617.28/18,924.60 = 5,597.42/x
  3. Step 3: Cross multiply
    12,617.28x = 18,924.60 × 5,597.42
  4. Step 4: Simplify right side
    12,617.28x = 105,928,934.53
  5. Step 5: Solve for x
    x = 105,928,934.53/12,617.28
  6. Step 6: Final answer
    x = 8,395.54

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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.