Home / 39,001.20-53,820.90-22,872.48

Finding the Fourth Proportional to 39,001.20, 53,820.90 and 22,872.48

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Solution

The fourth proportional to 39,001.20, 53,820.90 and 22,872.48 is: 31,563.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,001.20 : 53,820.90 = 22,872.48 : x
  2. Step 2: Convert to fraction form
    39,001.20/53,820.90 = 22,872.48/x
  3. Step 3: Cross multiply
    39,001.20x = 53,820.90 × 22,872.48
  4. Step 4: Simplify right side
    39,001.20x = 1,231,017,458.83
  5. Step 5: Solve for x
    x = 1,231,017,458.83/39,001.20
  6. Step 6: Final answer
    x = 31,563.58

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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.