Home / 17,677.20-26,496.36-7,283.28

Finding the Fourth Proportional to 17,677.20, 26,496.36 and 7,283.28

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Solution

The fourth proportional to 17,677.20, 26,496.36 and 7,283.28 is: 10,916.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,677.20 : 26,496.36 = 7,283.28 : x
  2. Step 2: Convert to fraction form
    17,677.20/26,496.36 = 7,283.28/x
  3. Step 3: Cross multiply
    17,677.20x = 26,496.36 × 7,283.28
  4. Step 4: Simplify right side
    17,677.20x = 192,980,408.86
  5. Step 5: Solve for x
    x = 192,980,408.86/17,677.20
  6. Step 6: Final answer
    x = 10,916.91

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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.