Home / 29,301.20-43,973.40-19,437.20

Finding the Fourth Proportional to 29,301.20, 43,973.40 and 19,437.20

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Solution

The fourth proportional to 29,301.20, 43,973.40 and 19,437.20 is: 29,170.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,301.20 : 43,973.40 = 19,437.20 : x
  2. Step 2: Convert to fraction form
    29,301.20/43,973.40 = 19,437.20/x
  3. Step 3: Cross multiply
    29,301.20x = 43,973.40 × 19,437.20
  4. Step 4: Simplify right side
    29,301.20x = 854,719,770.48
  5. Step 5: Solve for x
    x = 854,719,770.48/29,301.20
  6. Step 6: Final answer
    x = 29,170.13

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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.