Home / 22,407.12-33,595.07-9,920.37

Finding the Fourth Proportional to 22,407.12, 33,595.07 and 9,920.37

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Solution

The fourth proportional to 22,407.12, 33,595.07 and 9,920.37 is: 14,873.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,407.12 : 33,595.07 = 9,920.37 : x
  2. Step 2: Convert to fraction form
    22,407.12/33,595.07 = 9,920.37/x
  3. Step 3: Cross multiply
    22,407.12x = 33,595.07 × 9,920.37
  4. Step 4: Simplify right side
    22,407.12x = 333,275,524.58
  5. Step 5: Solve for x
    x = 333,275,524.58/22,407.12
  6. Step 6: Final answer
    x = 14,873.64

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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.