Home / 35,456.68-53,180.88-9,159.36

Finding the Fourth Proportional to 35,456.68, 53,180.88 and 9,159.36

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Solution

The fourth proportional to 35,456.68, 53,180.88 and 9,159.36 is: 13,737.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,456.68 : 53,180.88 = 9,159.36 : x
  2. Step 2: Convert to fraction form
    35,456.68/53,180.88 = 9,159.36/x
  3. Step 3: Cross multiply
    35,456.68x = 53,180.88 × 9,159.36
  4. Step 4: Simplify right side
    35,456.68x = 487,102,825.04
  5. Step 5: Solve for x
    x = 487,102,825.04/35,456.68
  6. Step 6: Final answer
    x = 13,737.97

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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.