Home / 35,036.52-48,350.36-20,132.52

Finding the Fourth Proportional to 35,036.52, 48,350.36 and 20,132.52

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Solution

The fourth proportional to 35,036.52, 48,350.36 and 20,132.52 is: 27,782.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,036.52 : 48,350.36 = 20,132.52 : x
  2. Step 2: Convert to fraction form
    35,036.52/48,350.36 = 20,132.52/x
  3. Step 3: Cross multiply
    35,036.52x = 48,350.36 × 20,132.52
  4. Step 4: Simplify right side
    35,036.52x = 973,414,589.71
  5. Step 5: Solve for x
    x = 973,414,589.71/35,036.52
  6. Step 6: Final answer
    x = 27,782.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.