Home / 39,161.50-54,042.93-22,394.86

Finding the Fourth Proportional to 39,161.50, 54,042.93 and 22,394.86

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Solution

The fourth proportional to 39,161.50, 54,042.93 and 22,394.86 is: 30,904.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,161.50 : 54,042.93 = 22,394.86 : x
  2. Step 2: Convert to fraction form
    39,161.50/54,042.93 = 22,394.86/x
  3. Step 3: Cross multiply
    39,161.50x = 54,042.93 × 22,394.86
  4. Step 4: Simplify right side
    39,161.50x = 1,210,283,851.34
  5. Step 5: Solve for x
    x = 1,210,283,851.34/39,161.50
  6. Step 6: Final answer
    x = 30,904.94

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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.