Home / 20,193.18-27,853.62-13,032.24

Finding the Fourth Proportional to 20,193.18, 27,853.62 and 13,032.24

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Solution

The fourth proportional to 20,193.18, 27,853.62 and 13,032.24 is: 17,976.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,193.18 : 27,853.62 = 13,032.24 : x
  2. Step 2: Convert to fraction form
    20,193.18/27,853.62 = 13,032.24/x
  3. Step 3: Cross multiply
    20,193.18x = 27,853.62 × 13,032.24
  4. Step 4: Simplify right side
    20,193.18x = 362,995,060.71
  5. Step 5: Solve for x
    x = 362,995,060.71/20,193.18
  6. Step 6: Final answer
    x = 17,976.12

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1.5x scale

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.