Home / 24,300.71-33,516.87-21,578.54

Finding the Fourth Proportional to 24,300.71, 33,516.87 and 21,578.54

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Solution

The fourth proportional to 24,300.71, 33,516.87 and 21,578.54 is: 29,762.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,300.71 : 33,516.87 = 21,578.54 : x
  2. Step 2: Convert to fraction form
    24,300.71/33,516.87 = 21,578.54/x
  3. Step 3: Cross multiply
    24,300.71x = 33,516.87 × 21,578.54
  4. Step 4: Simplify right side
    24,300.71x = 723,244,992.85
  5. Step 5: Solve for x
    x = 723,244,992.85/24,300.71
  6. Step 6: Final answer
    x = 29,762.30

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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.