Home / 37,613.15-51,903.75-20,614.39

Finding the Fourth Proportional to 37,613.15, 51,903.75 and 20,614.39

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Solution

The fourth proportional to 37,613.15, 51,903.75 and 20,614.39 is: 28,446.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,613.15 : 51,903.75 = 20,614.39 : x
  2. Step 2: Convert to fraction form
    37,613.15/51,903.75 = 20,614.39/x
  3. Step 3: Cross multiply
    37,613.15x = 51,903.75 × 20,614.39
  4. Step 4: Simplify right side
    37,613.15x = 1,069,964,144.96
  5. Step 5: Solve for x
    x = 1,069,964,144.96/37,613.15
  6. Step 6: Final answer
    x = 28,446.54

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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.