Home / 27,518.67-41,258.84-13,278.53

Finding the Fourth Proportional to 27,518.67, 41,258.84 and 13,278.53

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Solution

The fourth proportional to 27,518.67, 41,258.84 and 13,278.53 is: 19,908.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,518.67 : 41,258.84 = 13,278.53 : x
  2. Step 2: Convert to fraction form
    27,518.67/41,258.84 = 13,278.53/x
  3. Step 3: Cross multiply
    27,518.67x = 41,258.84 × 13,278.53
  4. Step 4: Simplify right side
    27,518.67x = 547,856,781.46
  5. Step 5: Solve for x
    x = 547,856,781.46/27,518.67
  6. Step 6: Final answer
    x = 19,908.55

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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.