Home / 35,134.24-52,722.14-12,963.20

Finding the Fourth Proportional to 35,134.24, 52,722.14 and 12,963.20

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Solution

The fourth proportional to 35,134.24, 52,722.14 and 12,963.20 is: 19,452.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,134.24 : 52,722.14 = 12,963.20 : x
  2. Step 2: Convert to fraction form
    35,134.24/52,722.14 = 12,963.20/x
  3. Step 3: Cross multiply
    35,134.24x = 52,722.14 × 12,963.20
  4. Step 4: Simplify right side
    35,134.24x = 683,447,645.25
  5. Step 5: Solve for x
    x = 683,447,645.25/35,134.24
  6. Step 6: Final answer
    x = 19,452.47

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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.