Home / 27,752.26-38,298.30-15,005.43

Finding the Fourth Proportional to 27,752.26, 38,298.30 and 15,005.43

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Solution

The fourth proportional to 27,752.26, 38,298.30 and 15,005.43 is: 20,707.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,752.26 : 38,298.30 = 15,005.43 : x
  2. Step 2: Convert to fraction form
    27,752.26/38,298.30 = 15,005.43/x
  3. Step 3: Cross multiply
    27,752.26x = 38,298.30 × 15,005.43
  4. Step 4: Simplify right side
    27,752.26x = 574,682,459.77
  5. Step 5: Solve for x
    x = 574,682,459.77/27,752.26
  6. Step 6: Final answer
    x = 20,707.59

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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.