Home / 27,503.60-41,275.05-11,719.68

Finding the Fourth Proportional to 27,503.60, 41,275.05 and 11,719.68

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Solution

The fourth proportional to 27,503.60, 41,275.05 and 11,719.68 is: 17,587.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,503.60 : 41,275.05 = 11,719.68 : x
  2. Step 2: Convert to fraction form
    27,503.60/41,275.05 = 11,719.68/x
  3. Step 3: Cross multiply
    27,503.60x = 41,275.05 × 11,719.68
  4. Step 4: Simplify right side
    27,503.60x = 483,730,377.98
  5. Step 5: Solve for x
    x = 483,730,377.98/27,503.60
  6. Step 6: Final answer
    x = 17,587.90

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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.