Home / 39,523.81-54,544.61-22,762.21

Finding the Fourth Proportional to 39,523.81, 54,544.61 and 22,762.21

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Solution

The fourth proportional to 39,523.81, 54,544.61 and 22,762.21 is: 31,412.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,523.81 : 54,544.61 = 22,762.21 : x
  2. Step 2: Convert to fraction form
    39,523.81/54,544.61 = 22,762.21/x
  3. Step 3: Cross multiply
    39,523.81x = 54,544.61 × 22,762.21
  4. Step 4: Simplify right side
    39,523.81x = 1,241,555,753.38
  5. Step 5: Solve for x
    x = 1,241,555,753.38/39,523.81
  6. Step 6: Final answer
    x = 31,412.86

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Double scale
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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.