Home / 17,931.06-26,844.62-16,031.57

Finding the Fourth Proportional to 17,931.06, 26,844.62 and 16,031.57

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Solution

The fourth proportional to 17,931.06, 26,844.62 and 16,031.57 is: 24,000.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,931.06 : 26,844.62 = 16,031.57 : x
  2. Step 2: Convert to fraction form
    17,931.06/26,844.62 = 16,031.57/x
  3. Step 3: Cross multiply
    17,931.06x = 26,844.62 × 16,031.57
  4. Step 4: Simplify right side
    17,931.06x = 430,361,310.51
  5. Step 5: Solve for x
    x = 430,361,310.51/17,931.06
  6. Step 6: Final answer
    x = 24,000.89

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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.