Home / 39,824.87-54,950.81-24,721.20

Finding the Fourth Proportional to 39,824.87, 54,950.81 and 24,721.20

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Solution

The fourth proportional to 39,824.87, 54,950.81 and 24,721.20 is: 34,110.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,824.87 : 54,950.81 = 24,721.20 : x
  2. Step 2: Convert to fraction form
    39,824.87/54,950.81 = 24,721.20/x
  3. Step 3: Cross multiply
    39,824.87x = 54,950.81 × 24,721.20
  4. Step 4: Simplify right side
    39,824.87x = 1,358,449,840.57
  5. Step 5: Solve for x
    x = 1,358,449,840.57/39,824.87
  6. Step 6: Final answer
    x = 34,110.59

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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.