Home / 15,310.16-22,943.85-8,275.01

Finding the Fourth Proportional to 15,310.16, 22,943.85 and 8,275.01

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Solution

The fourth proportional to 15,310.16, 22,943.85 and 8,275.01 is: 12,400.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,310.16 : 22,943.85 = 8,275.01 : x
  2. Step 2: Convert to fraction form
    15,310.16/22,943.85 = 8,275.01/x
  3. Step 3: Cross multiply
    15,310.16x = 22,943.85 × 8,275.01
  4. Step 4: Simplify right side
    15,310.16x = 189,860,473.47
  5. Step 5: Solve for x
    x = 189,860,473.47/15,310.16
  6. Step 6: Final answer
    x = 12,400.95

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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.