Home / 28,839.27-43,264.67-12,199.23

Finding the Fourth Proportional to 28,839.27, 43,264.67 and 12,199.23

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Solution

The fourth proportional to 28,839.27, 43,264.67 and 12,199.23 is: 18,301.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,839.27 : 43,264.67 = 12,199.23 : x
  2. Step 2: Convert to fraction form
    28,839.27/43,264.67 = 12,199.23/x
  3. Step 3: Cross multiply
    28,839.27x = 43,264.67 × 12,199.23
  4. Step 4: Simplify right side
    28,839.27x = 527,795,660.20
  5. Step 5: Solve for x
    x = 527,795,660.20/28,839.27
  6. Step 6: Final answer
    x = 18,301.28

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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.