Home / 39,743.81-54,850.28-22,744.67

Finding the Fourth Proportional to 39,743.81, 54,850.28 and 22,744.67

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Solution

The fourth proportional to 39,743.81, 54,850.28 and 22,744.67 is: 31,389.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,743.81 : 54,850.28 = 22,744.67 : x
  2. Step 2: Convert to fraction form
    39,743.81/54,850.28 = 22,744.67/x
  3. Step 3: Cross multiply
    39,743.81x = 54,850.28 × 22,744.67
  4. Step 4: Simplify right side
    39,743.81x = 1,247,551,257.97
  5. Step 5: Solve for x
    x = 1,247,551,257.97/39,743.81
  6. Step 6: Final answer
    x = 31,389.82

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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.