Home / 26,449.75-36,500.66-15,271.75

Finding the Fourth Proportional to 26,449.75, 36,500.66 and 15,271.75

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Solution

The fourth proportional to 26,449.75, 36,500.66 and 15,271.75 is: 21,075.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,449.75 : 36,500.66 = 15,271.75 : x
  2. Step 2: Convert to fraction form
    26,449.75/36,500.66 = 15,271.75/x
  3. Step 3: Cross multiply
    26,449.75x = 36,500.66 × 15,271.75
  4. Step 4: Simplify right side
    26,449.75x = 557,428,954.36
  5. Step 5: Solve for x
    x = 557,428,954.36/26,449.75
  6. Step 6: Final answer
    x = 21,075.02

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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.