Home / 13,294.27-18,345.88-7,244.60

Finding the Fourth Proportional to 13,294.27, 18,345.88 and 7,244.60

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Solution

The fourth proportional to 13,294.27, 18,345.88 and 7,244.60 is: 9,997.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,294.27 : 18,345.88 = 7,244.60 : x
  2. Step 2: Convert to fraction form
    13,294.27/18,345.88 = 7,244.60/x
  3. Step 3: Cross multiply
    13,294.27x = 18,345.88 × 7,244.60
  4. Step 4: Simplify right side
    13,294.27x = 132,908,479.57
  5. Step 5: Solve for x
    x = 132,908,479.57/13,294.27
  6. Step 6: Final answer
    x = 9,997.42

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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.