Home / 28,246.20-42,369.30-26,715.30

Finding the Fourth Proportional to 28,246.20, 42,369.30 and 26,715.30

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Solution

The fourth proportional to 28,246.20, 42,369.30 and 26,715.30 is: 40,072.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,246.20 : 42,369.30 = 26,715.30 : x
  2. Step 2: Convert to fraction form
    28,246.20/42,369.30 = 26,715.30/x
  3. Step 3: Cross multiply
    28,246.20x = 42,369.30 × 26,715.30
  4. Step 4: Simplify right side
    28,246.20x = 1,131,908,560.29
  5. Step 5: Solve for x
    x = 1,131,908,560.29/28,246.20
  6. Step 6: Final answer
    x = 40,072.95

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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.