Home / 27,595.29-38,080.31-15,658.37

Finding the Fourth Proportional to 27,595.29, 38,080.31 and 15,658.37

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Solution

The fourth proportional to 27,595.29, 38,080.31 and 15,658.37 is: 21,607.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,595.29 : 38,080.31 = 15,658.37 : x
  2. Step 2: Convert to fraction form
    27,595.29/38,080.31 = 15,658.37/x
  3. Step 3: Cross multiply
    27,595.29x = 38,080.31 × 15,658.37
  4. Step 4: Simplify right side
    27,595.29x = 596,275,583.69
  5. Step 5: Solve for x
    x = 596,275,583.69/27,595.29
  6. Step 6: Final answer
    x = 21,607.88

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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.