Home / 34,168.24-51,266.40-15,443.20

Finding the Fourth Proportional to 34,168.24, 51,266.40 and 15,443.20

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Solution

The fourth proportional to 34,168.24, 51,266.40 and 15,443.20 is: 23,171.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,168.24 : 51,266.40 = 15,443.20 : x
  2. Step 2: Convert to fraction form
    34,168.24/51,266.40 = 15,443.20/x
  3. Step 3: Cross multiply
    34,168.24x = 51,266.40 × 15,443.20
  4. Step 4: Simplify right side
    34,168.24x = 791,717,268.48
  5. Step 5: Solve for x
    x = 791,717,268.48/34,168.24
  6. Step 6: Final answer
    x = 23,171.15

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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.