Home / 22,370.63-33,531.35-9,215.82

Finding the Fourth Proportional to 22,370.63, 33,531.35 and 9,215.82

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Solution

The fourth proportional to 22,370.63, 33,531.35 and 9,215.82 is: 13,813.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,370.63 : 33,531.35 = 9,215.82 : x
  2. Step 2: Convert to fraction form
    22,370.63/33,531.35 = 9,215.82/x
  3. Step 3: Cross multiply
    22,370.63x = 33,531.35 × 9,215.82
  4. Step 4: Simplify right side
    22,370.63x = 309,018,839.88
  5. Step 5: Solve for x
    x = 309,018,839.88/22,370.63
  6. Step 6: Final answer
    x = 13,813.60

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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.