Home / 38,265.24-57,398.88-11,969.98

Finding the Fourth Proportional to 38,265.24, 57,398.88 and 11,969.98

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Solution

The fourth proportional to 38,265.24, 57,398.88 and 11,969.98 is: 17,955.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,265.24 : 57,398.88 = 11,969.98 : x
  2. Step 2: Convert to fraction form
    38,265.24/57,398.88 = 11,969.98/x
  3. Step 3: Cross multiply
    38,265.24x = 57,398.88 × 11,969.98
  4. Step 4: Simplify right side
    38,265.24x = 687,063,445.62
  5. Step 5: Solve for x
    x = 687,063,445.62/38,265.24
  6. Step 6: Final answer
    x = 17,955.29

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1.5x scale

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.