Home / 26,608.53-36,722.24-15,279.51

Finding the Fourth Proportional to 26,608.53, 36,722.24 and 15,279.51

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Solution

The fourth proportional to 26,608.53, 36,722.24 and 15,279.51 is: 21,087.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,608.53 : 36,722.24 = 15,279.51 : x
  2. Step 2: Convert to fraction form
    26,608.53/36,722.24 = 15,279.51/x
  3. Step 3: Cross multiply
    26,608.53x = 36,722.24 × 15,279.51
  4. Step 4: Simplify right side
    26,608.53x = 561,097,756.90
  5. Step 5: Solve for x
    x = 561,097,756.90/26,608.53
  6. Step 6: Final answer
    x = 21,087.14

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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.