Home / 27,242.76-37,595.98-15,305.86

Finding the Fourth Proportional to 27,242.76, 37,595.98 and 15,305.86

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Solution

The fourth proportional to 27,242.76, 37,595.98 and 15,305.86 is: 21,122.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,242.76 : 37,595.98 = 15,305.86 : x
  2. Step 2: Convert to fraction form
    27,242.76/37,595.98 = 15,305.86/x
  3. Step 3: Cross multiply
    27,242.76x = 37,595.98 × 15,305.86
  4. Step 4: Simplify right side
    27,242.76x = 575,438,872.57
  5. Step 5: Solve for x
    x = 575,438,872.57/27,242.76
  6. Step 6: Final answer
    x = 21,122.63

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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.