Home / 17,750.64-26,621.39-5,267.71

Finding the Fourth Proportional to 17,750.64, 26,621.39 and 5,267.71

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Solution

The fourth proportional to 17,750.64, 26,621.39 and 5,267.71 is: 7,900.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,750.64 : 26,621.39 = 5,267.71 : x
  2. Step 2: Convert to fraction form
    17,750.64/26,621.39 = 5,267.71/x
  3. Step 3: Cross multiply
    17,750.64x = 26,621.39 × 5,267.71
  4. Step 4: Simplify right side
    17,750.64x = 140,233,708.93
  5. Step 5: Solve for x
    x = 140,233,708.93/17,750.64
  6. Step 6: Final answer
    x = 7,900.21

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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.