Home / 25,279.48-37,919.76-7,748.92

Finding the Fourth Proportional to 25,279.48, 37,919.76 and 7,748.92

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Solution

The fourth proportional to 25,279.48, 37,919.76 and 7,748.92 is: 11,623.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,279.48 : 37,919.76 = 7,748.92 : x
  2. Step 2: Convert to fraction form
    25,279.48/37,919.76 = 7,748.92/x
  3. Step 3: Cross multiply
    25,279.48x = 37,919.76 × 7,748.92
  4. Step 4: Simplify right side
    25,279.48x = 293,837,186.66
  5. Step 5: Solve for x
    x = 293,837,186.66/25,279.48
  6. Step 6: Final answer
    x = 11,623.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.