Home / 27,593.12-38,078.16-15,017.84

Finding the Fourth Proportional to 27,593.12, 38,078.16 and 15,017.84

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Solution

The fourth proportional to 27,593.12, 38,078.16 and 15,017.84 is: 20,724.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,593.12 : 38,078.16 = 15,017.84 : x
  2. Step 2: Convert to fraction form
    27,593.12/38,078.16 = 15,017.84/x
  3. Step 3: Cross multiply
    27,593.12x = 38,078.16 × 15,017.84
  4. Step 4: Simplify right side
    27,593.12x = 571,851,714.37
  5. Step 5: Solve for x
    x = 571,851,714.37/27,593.12
  6. Step 6: Final answer
    x = 20,724.43

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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.