Home / 27,910.52-38,515.84-15,973.08

Finding the Fourth Proportional to 27,910.52, 38,515.84 and 15,973.08

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Solution

The fourth proportional to 27,910.52, 38,515.84 and 15,973.08 is: 22,042.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,910.52 : 38,515.84 = 15,973.08 : x
  2. Step 2: Convert to fraction form
    27,910.52/38,515.84 = 15,973.08/x
  3. Step 3: Cross multiply
    27,910.52x = 38,515.84 × 15,973.08
  4. Step 4: Simplify right side
    27,910.52x = 615,216,593.59
  5. Step 5: Solve for x
    x = 615,216,593.59/27,910.52
  6. Step 6: Final answer
    x = 22,042.46

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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.