Home / 17,158.60-25,711.32-11,903.82

Finding the Fourth Proportional to 17,158.60, 25,711.32 and 11,903.82

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Solution

The fourth proportional to 17,158.60, 25,711.32 and 11,903.82 is: 17,837.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,158.60 : 25,711.32 = 11,903.82 : x
  2. Step 2: Convert to fraction form
    17,158.60/25,711.32 = 11,903.82/x
  3. Step 3: Cross multiply
    17,158.60x = 25,711.32 × 11,903.82
  4. Step 4: Simplify right side
    17,158.60x = 306,062,925.24
  5. Step 5: Solve for x
    x = 306,062,925.24/17,158.60
  6. Step 6: Final answer
    x = 17,837.29

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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.