Home / 17,519.86-26,264.16-6,423.96

Finding the Fourth Proportional to 17,519.86, 26,264.16 and 6,423.96

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Solution

The fourth proportional to 17,519.86, 26,264.16 and 6,423.96 is: 9,630.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,519.86 : 26,264.16 = 6,423.96 : x
  2. Step 2: Convert to fraction form
    17,519.86/26,264.16 = 6,423.96/x
  3. Step 3: Cross multiply
    17,519.86x = 26,264.16 × 6,423.96
  4. Step 4: Simplify right side
    17,519.86x = 168,719,913.27
  5. Step 5: Solve for x
    x = 168,719,913.27/17,519.86
  6. Step 6: Final answer
    x = 9,630.21

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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.