Home / 26,441.78-39,649.91-15,351.26

Finding the Fourth Proportional to 26,441.78, 39,649.91 and 15,351.26

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Solution

The fourth proportional to 26,441.78, 39,649.91 and 15,351.26 is: 23,019.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,441.78 : 39,649.91 = 15,351.26 : x
  2. Step 2: Convert to fraction form
    26,441.78/39,649.91 = 15,351.26/x
  3. Step 3: Cross multiply
    26,441.78x = 39,649.91 × 15,351.26
  4. Step 4: Simplify right side
    26,441.78x = 608,675,802.38
  5. Step 5: Solve for x
    x = 608,675,802.38/26,441.78
  6. Step 6: Final answer
    x = 23,019.48

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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.