Home / 12,301.20-18,440.28-6,058.80

Finding the Fourth Proportional to 12,301.20, 18,440.28 and 6,058.80

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Solution

The fourth proportional to 12,301.20, 18,440.28 and 6,058.80 is: 9,082.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,301.20 : 18,440.28 = 6,058.80 : x
  2. Step 2: Convert to fraction form
    12,301.20/18,440.28 = 6,058.80/x
  3. Step 3: Cross multiply
    12,301.20x = 18,440.28 × 6,058.80
  4. Step 4: Simplify right side
    12,301.20x = 111,725,968.46
  5. Step 5: Solve for x
    x = 111,725,968.46/12,301.20
  6. Step 6: Final answer
    x = 9,082.53

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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.