Home / 26,280-39,418.56-10,710.72

Finding the Fourth Proportional to 26,280, 39,418.56 and 10,710.72

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Solution

The fourth proportional to 26,280, 39,418.56 and 10,710.72 is: 16,065.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,280 : 39,418.56 = 10,710.72 : x
  2. Step 2: Convert to fraction form
    26,280/39,418.56 = 10,710.72/x
  3. Step 3: Cross multiply
    26,280x = 39,418.56 × 10,710.72
  4. Step 4: Simplify right side
    26,280x = 422,201,158.96
  5. Step 5: Solve for x
    x = 422,201,158.96/26,280
  6. Step 6: Final answer
    x = 16,065.49

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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.