Home / 22,370.64-33,531.35-9,215.83

Finding the Fourth Proportional to 22,370.64, 33,531.35 and 9,215.83

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Solution

The fourth proportional to 22,370.64, 33,531.35 and 9,215.83 is: 13,813.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,370.64 : 33,531.35 = 9,215.83 : x
  2. Step 2: Convert to fraction form
    22,370.64/33,531.35 = 9,215.83/x
  3. Step 3: Cross multiply
    22,370.64x = 33,531.35 × 9,215.83
  4. Step 4: Simplify right side
    22,370.64x = 309,019,217.11
  5. Step 5: Solve for x
    x = 309,019,217.11/22,370.64
  6. Step 6: Final answer
    x = 13,813.61

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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.