Home / 17,716.78-26,567.20-5,232.45

Finding the Fourth Proportional to 17,716.78, 26,567.20 and 5,232.45

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Solution

The fourth proportional to 17,716.78, 26,567.20 and 5,232.45 is: 7,846.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,716.78 : 26,567.20 = 5,232.45 : x
  2. Step 2: Convert to fraction form
    17,716.78/26,567.20 = 5,232.45/x
  3. Step 3: Cross multiply
    17,716.78x = 26,567.20 × 5,232.45
  4. Step 4: Simplify right side
    17,716.78x = 139,011,545.64
  5. Step 5: Solve for x
    x = 139,011,545.64/17,716.78
  6. Step 6: Final answer
    x = 7,846.32

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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.