Home / 27,788.58-38,347.92-15,041.48

Finding the Fourth Proportional to 27,788.58, 38,347.92 and 15,041.48

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Solution

The fourth proportional to 27,788.58, 38,347.92 and 15,041.48 is: 20,757.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,788.58 : 38,347.92 = 15,041.48 : x
  2. Step 2: Convert to fraction form
    27,788.58/38,347.92 = 15,041.48/x
  3. Step 3: Cross multiply
    27,788.58x = 38,347.92 × 15,041.48
  4. Step 4: Simplify right side
    27,788.58x = 576,809,279.98
  5. Step 5: Solve for x
    x = 576,809,279.98/27,788.58
  6. Step 6: Final answer
    x = 20,757.06

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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.