Home / 37,421.10-51,639.83-22,305.97

Finding the Fourth Proportional to 37,421.10, 51,639.83 and 22,305.97

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Solution

The fourth proportional to 37,421.10, 51,639.83 and 22,305.97 is: 30,781.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,421.10 : 51,639.83 = 22,305.97 : x
  2. Step 2: Convert to fraction form
    37,421.10/51,639.83 = 22,305.97/x
  3. Step 3: Cross multiply
    37,421.10x = 51,639.83 × 22,305.97
  4. Step 4: Simplify right side
    37,421.10x = 1,151,876,498.79
  5. Step 5: Solve for x
    x = 1,151,876,498.79/37,421.10
  6. Step 6: Final answer
    x = 30,781.47

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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.