Home / 26,338.51-36,343.07-15,008.49

Finding the Fourth Proportional to 26,338.51, 36,343.07 and 15,008.49

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Solution

The fourth proportional to 26,338.51, 36,343.07 and 15,008.49 is: 20,709.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,338.51 : 36,343.07 = 15,008.49 : x
  2. Step 2: Convert to fraction form
    26,338.51/36,343.07 = 15,008.49/x
  3. Step 3: Cross multiply
    26,338.51x = 36,343.07 × 15,008.49
  4. Step 4: Simplify right side
    26,338.51x = 545,454,583.90
  5. Step 5: Solve for x
    x = 545,454,583.90/26,338.51
  6. Step 6: Final answer
    x = 20,709.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.