Home / 22,212.48-33,333.12-10,538.88

Finding the Fourth Proportional to 22,212.48, 33,333.12 and 10,538.88

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Solution

The fourth proportional to 22,212.48, 33,333.12 and 10,538.88 is: 15,815.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,212.48 : 33,333.12 = 10,538.88 : x
  2. Step 2: Convert to fraction form
    22,212.48/33,333.12 = 10,538.88/x
  3. Step 3: Cross multiply
    22,212.48x = 33,333.12 × 10,538.88
  4. Step 4: Simplify right side
    22,212.48x = 351,293,751.71
  5. Step 5: Solve for x
    x = 351,293,751.71/22,212.48
  6. Step 6: Final answer
    x = 15,815.15

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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.