Home / 39,453.41-54,438.48-22,456.66

Finding the Fourth Proportional to 39,453.41, 54,438.48 and 22,456.66

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Solution

The fourth proportional to 39,453.41, 54,438.48 and 22,456.66 is: 30,986.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,453.41 : 54,438.48 = 22,456.66 : x
  2. Step 2: Convert to fraction form
    39,453.41/54,438.48 = 22,456.66/x
  3. Step 3: Cross multiply
    39,453.41x = 54,438.48 × 22,456.66
  4. Step 4: Simplify right side
    39,453.41x = 1,222,506,164.08
  5. Step 5: Solve for x
    x = 1,222,506,164.08/39,453.41
  6. Step 6: Final answer
    x = 30,986.07

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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.