Home / 18,127.32-27,193.48-5,648.24

Finding the Fourth Proportional to 18,127.32, 27,193.48 and 5,648.24

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Solution

The fourth proportional to 18,127.32, 27,193.48 and 5,648.24 is: 8,473.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,127.32 : 27,193.48 = 5,648.24 : x
  2. Step 2: Convert to fraction form
    18,127.32/27,193.48 = 5,648.24/x
  3. Step 3: Cross multiply
    18,127.32x = 27,193.48 × 5,648.24
  4. Step 4: Simplify right side
    18,127.32x = 153,595,301.48
  5. Step 5: Solve for x
    x = 153,595,301.48/18,127.32
  6. Step 6: Final answer
    x = 8,473.14

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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.