Home / 37,402.62-51,612.02-20,634.54

Finding the Fourth Proportional to 37,402.62, 51,612.02 and 20,634.54

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Solution

The fourth proportional to 37,402.62, 51,612.02 and 20,634.54 is: 28,473.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,402.62 : 51,612.02 = 20,634.54 : x
  2. Step 2: Convert to fraction form
    37,402.62/51,612.02 = 20,634.54/x
  3. Step 3: Cross multiply
    37,402.62x = 51,612.02 × 20,634.54
  4. Step 4: Simplify right side
    37,402.62x = 1,064,990,291.17
  5. Step 5: Solve for x
    x = 1,064,990,291.17/37,402.62
  6. Step 6: Final answer
    x = 28,473.68

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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.