Home / 22,180.84-33,294.95-12,317.47

Finding the Fourth Proportional to 22,180.84, 33,294.95 and 12,317.47

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Solution

The fourth proportional to 22,180.84, 33,294.95 and 12,317.47 is: 18,489.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,180.84 : 33,294.95 = 12,317.47 : x
  2. Step 2: Convert to fraction form
    22,180.84/33,294.95 = 12,317.47/x
  3. Step 3: Cross multiply
    22,180.84x = 33,294.95 × 12,317.47
  4. Step 4: Simplify right side
    22,180.84x = 410,109,449.14
  5. Step 5: Solve for x
    x = 410,109,449.14/22,180.84
  6. Step 6: Final answer
    x = 18,489.36

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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.