Home / 26,068.78-39,097.18-15,541.78

Finding the Fourth Proportional to 26,068.78, 39,097.18 and 15,541.78

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Solution

The fourth proportional to 26,068.78, 39,097.18 and 15,541.78 is: 23,309.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,068.78 : 39,097.18 = 15,541.78 : x
  2. Step 2: Convert to fraction form
    26,068.78/39,097.18 = 15,541.78/x
  3. Step 3: Cross multiply
    26,068.78x = 39,097.18 × 15,541.78
  4. Step 4: Simplify right side
    26,068.78x = 607,639,770.18
  5. Step 5: Solve for x
    x = 607,639,770.18/26,068.78
  6. Step 6: Final answer
    x = 23,309.10

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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.