Home / 27,590.08-38,074.56-15,014.56

Finding the Fourth Proportional to 27,590.08, 38,074.56 and 15,014.56

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Solution

The fourth proportional to 27,590.08, 38,074.56 and 15,014.56 is: 20,720.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,590.08 : 38,074.56 = 15,014.56 : x
  2. Step 2: Convert to fraction form
    27,590.08/38,074.56 = 15,014.56/x
  3. Step 3: Cross multiply
    27,590.08x = 38,074.56 × 15,014.56
  4. Step 4: Simplify right side
    27,590.08x = 571,672,765.59
  5. Step 5: Solve for x
    x = 571,672,765.59/27,590.08
  6. Step 6: Final answer
    x = 20,720.23

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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.