Home / 27,701.58-38,231.19-17,090.94

Finding the Fourth Proportional to 27,701.58, 38,231.19 and 17,090.94

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Solution

The fourth proportional to 27,701.58, 38,231.19 and 17,090.94 is: 23,587.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,701.58 : 38,231.19 = 17,090.94 : x
  2. Step 2: Convert to fraction form
    27,701.58/38,231.19 = 17,090.94/x
  3. Step 3: Cross multiply
    27,701.58x = 38,231.19 × 17,090.94
  4. Step 4: Simplify right side
    27,701.58x = 653,406,974.42
  5. Step 5: Solve for x
    x = 653,406,974.42/27,701.58
  6. Step 6: Final answer
    x = 23,587.35

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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.