Home / 17,959.86-26,943.20-6,865.63

Finding the Fourth Proportional to 17,959.86, 26,943.20 and 6,865.63

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Solution

The fourth proportional to 17,959.86, 26,943.20 and 6,865.63 is: 10,299.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,959.86 : 26,943.20 = 6,865.63 : x
  2. Step 2: Convert to fraction form
    17,959.86/26,943.20 = 6,865.63/x
  3. Step 3: Cross multiply
    17,959.86x = 26,943.20 × 6,865.63
  4. Step 4: Simplify right side
    17,959.86x = 184,981,966.28
  5. Step 5: Solve for x
    x = 184,981,966.28/17,959.86
  6. Step 6: Final answer
    x = 10,299.74

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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.