Home / 26,952.78-40,427.82-10,320.78

Finding the Fourth Proportional to 26,952.78, 40,427.82 and 10,320.78

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Solution

The fourth proportional to 26,952.78, 40,427.82 and 10,320.78 is: 15,480.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,952.78 : 40,427.82 = 10,320.78 : x
  2. Step 2: Convert to fraction form
    26,952.78/40,427.82 = 10,320.78/x
  3. Step 3: Cross multiply
    26,952.78x = 40,427.82 × 10,320.78
  4. Step 4: Simplify right side
    26,952.78x = 417,246,636.10
  5. Step 5: Solve for x
    x = 417,246,636.10/26,952.78
  6. Step 6: Final answer
    x = 15,480.65

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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.