Home / 22,108.91-33,165.54-7,117.74

Finding the Fourth Proportional to 22,108.91, 33,165.54 and 7,117.74

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Solution

The fourth proportional to 22,108.91, 33,165.54 and 7,117.74 is: 10,677.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,108.91 : 33,165.54 = 7,117.74 : x
  2. Step 2: Convert to fraction form
    22,108.91/33,165.54 = 7,117.74/x
  3. Step 3: Cross multiply
    22,108.91x = 33,165.54 × 7,117.74
  4. Step 4: Simplify right side
    22,108.91x = 236,063,690.68
  5. Step 5: Solve for x
    x = 236,063,690.68/22,108.91
  6. Step 6: Final answer
    x = 10,677.31

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1.5x scale

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.