Home / 28,319.92-42,474.16-26,914.80

Finding the Fourth Proportional to 28,319.92, 42,474.16 and 26,914.80

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Solution

The fourth proportional to 28,319.92, 42,474.16 and 26,914.80 is: 40,366.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,319.92 : 42,474.16 = 26,914.80 : x
  2. Step 2: Convert to fraction form
    28,319.92/42,474.16 = 26,914.80/x
  3. Step 3: Cross multiply
    28,319.92x = 42,474.16 × 26,914.80
  4. Step 4: Simplify right side
    28,319.92x = 1,143,183,521.57
  5. Step 5: Solve for x
    x = 1,143,183,521.57/28,319.92
  6. Step 6: Final answer
    x = 40,366.76

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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.