Home / 27,377.60-41,082.80-18,950.76

Finding the Fourth Proportional to 27,377.60, 41,082.80 and 18,950.76

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Solution

The fourth proportional to 27,377.60, 41,082.80 and 18,950.76 is: 28,437.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,377.60 : 41,082.80 = 18,950.76 : x
  2. Step 2: Convert to fraction form
    27,377.60/41,082.80 = 18,950.76/x
  3. Step 3: Cross multiply
    27,377.60x = 41,082.80 × 18,950.76
  4. Step 4: Simplify right side
    27,377.60x = 778,550,188.17
  5. Step 5: Solve for x
    x = 778,550,188.17/27,377.60
  6. Step 6: Final answer
    x = 28,437.49

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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.