Home / 37,255.54-51,411.62-20,488.54

Finding the Fourth Proportional to 37,255.54, 51,411.62 and 20,488.54

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Solution

The fourth proportional to 37,255.54, 51,411.62 and 20,488.54 is: 28,273.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,255.54 : 51,411.62 = 20,488.54 : x
  2. Step 2: Convert to fraction form
    37,255.54/51,411.62 = 20,488.54/x
  3. Step 3: Cross multiply
    37,255.54x = 51,411.62 × 20,488.54
  4. Step 4: Simplify right side
    37,255.54x = 1,053,349,032.83
  5. Step 5: Solve for x
    x = 1,053,349,032.83/37,255.54
  6. Step 6: Final answer
    x = 28,273.62

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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.