Home / 28,952.28-43,398.45-13,168.26

Finding the Fourth Proportional to 28,952.28, 43,398.45 and 13,168.26

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Solution

The fourth proportional to 28,952.28, 43,398.45 and 13,168.26 is: 19,738.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,952.28 : 43,398.45 = 13,168.26 : x
  2. Step 2: Convert to fraction form
    28,952.28/43,398.45 = 13,168.26/x
  3. Step 3: Cross multiply
    28,952.28x = 43,398.45 × 13,168.26
  4. Step 4: Simplify right side
    28,952.28x = 571,482,073.20
  5. Step 5: Solve for x
    x = 571,482,073.20/28,952.28
  6. Step 6: Final answer
    x = 19,738.76

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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.