Home / 39,504.69-54,508.86-22,508.55

Finding the Fourth Proportional to 39,504.69, 54,508.86 and 22,508.55

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Solution

The fourth proportional to 39,504.69, 54,508.86 and 22,508.55 is: 31,057.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,504.69 : 54,508.86 = 22,508.55 : x
  2. Step 2: Convert to fraction form
    39,504.69/54,508.86 = 22,508.55/x
  3. Step 3: Cross multiply
    39,504.69x = 54,508.86 × 22,508.55
  4. Step 4: Simplify right side
    39,504.69x = 1,226,915,400.75
  5. Step 5: Solve for x
    x = 1,226,915,400.75/39,504.69
  6. Step 6: Final answer
    x = 31,057.46

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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.