Home / 28,083.26-42,124.95-7,306.76

Finding the Fourth Proportional to 28,083.26, 42,124.95 and 7,306.76

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Solution

The fourth proportional to 28,083.26, 42,124.95 and 7,306.76 is: 10,960.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,083.26 : 42,124.95 = 7,306.76 : x
  2. Step 2: Convert to fraction form
    28,083.26/42,124.95 = 7,306.76/x
  3. Step 3: Cross multiply
    28,083.26x = 42,124.95 × 7,306.76
  4. Step 4: Simplify right side
    28,083.26x = 307,796,689.04
  5. Step 5: Solve for x
    x = 307,796,689.04/28,083.26
  6. Step 6: Final answer
    x = 10,960.15

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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.