Home / 37,612.42-51,904.82-20,617.62

Finding the Fourth Proportional to 37,612.42, 51,904.82 and 20,617.62

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Solution

The fourth proportional to 37,612.42, 51,904.82 and 20,617.62 is: 28,452.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,612.42 : 51,904.82 = 20,617.62 : x
  2. Step 2: Convert to fraction form
    37,612.42/51,904.82 = 20,617.62/x
  3. Step 3: Cross multiply
    37,612.42x = 51,904.82 × 20,617.62
  4. Step 4: Simplify right side
    37,612.42x = 1,070,153,854.93
  5. Step 5: Solve for x
    x = 1,070,153,854.93/37,612.42
  6. Step 6: Final answer
    x = 28,452.14

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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.