Home / 17,731.11-26,600.55-5,252.10

Finding the Fourth Proportional to 17,731.11, 26,600.55 and 5,252.10

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Solution

The fourth proportional to 17,731.11, 26,600.55 and 5,252.10 is: 7,879.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,731.11 : 26,600.55 = 5,252.10 : x
  2. Step 2: Convert to fraction form
    17,731.11/26,600.55 = 5,252.10/x
  3. Step 3: Cross multiply
    17,731.11x = 26,600.55 × 5,252.10
  4. Step 4: Simplify right side
    17,731.11x = 139,708,748.66
  5. Step 5: Solve for x
    x = 139,708,748.66/17,731.11
  6. Step 6: Final answer
    x = 7,879.30

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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.