Home / 15,344.20-23,000.10-5,980.60

Finding the Fourth Proportional to 15,344.20, 23,000.10 and 5,980.60

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Solution

The fourth proportional to 15,344.20, 23,000.10 and 5,980.60 is: 8,964.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,344.20 : 23,000.10 = 5,980.60 : x
  2. Step 2: Convert to fraction form
    15,344.20/23,000.10 = 5,980.60/x
  3. Step 3: Cross multiply
    15,344.20x = 23,000.10 × 5,980.60
  4. Step 4: Simplify right side
    15,344.20x = 137,554,398.06
  5. Step 5: Solve for x
    x = 137,554,398.06/15,344.20
  6. Step 6: Final answer
    x = 8,964.59

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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.