Home / 28,246.92-42,375.84-10,729.05

Finding the Fourth Proportional to 28,246.92, 42,375.84 and 10,729.05

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Solution

The fourth proportional to 28,246.92, 42,375.84 and 10,729.05 is: 16,095.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,246.92 : 42,375.84 = 10,729.05 : x
  2. Step 2: Convert to fraction form
    28,246.92/42,375.84 = 10,729.05/x
  3. Step 3: Cross multiply
    28,246.92x = 42,375.84 × 10,729.05
  4. Step 4: Simplify right side
    28,246.92x = 454,652,506.15
  5. Step 5: Solve for x
    x = 454,652,506.15/28,246.92
  6. Step 6: Final answer
    x = 16,095.65

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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.