Home / 37,042.83-51,108.66-21,928.86

Finding the Fourth Proportional to 37,042.83, 51,108.66 and 21,928.86

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Solution

The fourth proportional to 37,042.83, 51,108.66 and 21,928.86 is: 30,255.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,042.83 : 51,108.66 = 21,928.86 : x
  2. Step 2: Convert to fraction form
    37,042.83/51,108.66 = 21,928.86/x
  3. Step 3: Cross multiply
    37,042.83x = 51,108.66 × 21,928.86
  4. Step 4: Simplify right side
    37,042.83x = 1,120,754,649.93
  5. Step 5: Solve for x
    x = 1,120,754,649.93/37,042.83
  6. Step 6: Final answer
    x = 30,255.64

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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.