Home / 38,811.12-53,559.36-22,044.12

Finding the Fourth Proportional to 38,811.12, 53,559.36 and 22,044.12

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Solution

The fourth proportional to 38,811.12, 53,559.36 and 22,044.12 is: 30,420.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,811.12 : 53,559.36 = 22,044.12 : x
  2. Step 2: Convert to fraction form
    38,811.12/53,559.36 = 22,044.12/x
  3. Step 3: Cross multiply
    38,811.12x = 53,559.36 × 22,044.12
  4. Step 4: Simplify right side
    38,811.12x = 1,180,668,958.96
  5. Step 5: Solve for x
    x = 1,180,668,958.96/38,811.12
  6. Step 6: Final answer
    x = 30,420.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.