Home / 12,301.24-18,454.22-5,280.25

Finding the Fourth Proportional to 12,301.24, 18,454.22 and 5,280.25

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Solution

The fourth proportional to 12,301.24, 18,454.22 and 5,280.25 is: 7,921.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,301.24 : 18,454.22 = 5,280.25 : x
  2. Step 2: Convert to fraction form
    12,301.24/18,454.22 = 5,280.25/x
  3. Step 3: Cross multiply
    12,301.24x = 18,454.22 × 5,280.25
  4. Step 4: Simplify right side
    12,301.24x = 97,442,895.16
  5. Step 5: Solve for x
    x = 97,442,895.16/12,301.24
  6. Step 6: Final answer
    x = 7,921.39

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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.