Home / 27,595.04-38,080.09-15,657.66

Finding the Fourth Proportional to 27,595.04, 38,080.09 and 15,657.66

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Solution

The fourth proportional to 27,595.04, 38,080.09 and 15,657.66 is: 21,606.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,595.04 : 38,080.09 = 15,657.66 : x
  2. Step 2: Convert to fraction form
    27,595.04/38,080.09 = 15,657.66/x
  3. Step 3: Cross multiply
    27,595.04x = 38,080.09 × 15,657.66
  4. Step 4: Simplify right side
    27,595.04x = 596,245,121.56
  5. Step 5: Solve for x
    x = 596,245,121.56/27,595.04
  6. Step 6: Final answer
    x = 21,606.97

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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.