Home / 39,040.32-53,876.64-22,273.44

Finding the Fourth Proportional to 39,040.32, 53,876.64 and 22,273.44

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Solution

The fourth proportional to 39,040.32, 53,876.64 and 22,273.44 is: 30,737.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,040.32 : 53,876.64 = 22,273.44 : x
  2. Step 2: Convert to fraction form
    39,040.32/53,876.64 = 22,273.44/x
  3. Step 3: Cross multiply
    39,040.32x = 53,876.64 × 22,273.44
  4. Step 4: Simplify right side
    39,040.32x = 1,200,018,108.44
  5. Step 5: Solve for x
    x = 1,200,018,108.44/39,040.32
  6. Step 6: Final answer
    x = 30,737.92

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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.