Home / 37,612.15-51,902.37-20,613.39

Finding the Fourth Proportional to 37,612.15, 51,902.37 and 20,613.39

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Solution

The fourth proportional to 37,612.15, 51,902.37 and 20,613.39 is: 28,445.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,612.15 : 51,902.37 = 20,613.39 : x
  2. Step 2: Convert to fraction form
    37,612.15/51,902.37 = 20,613.39/x
  3. Step 3: Cross multiply
    37,612.15x = 51,902.37 × 20,613.39
  4. Step 4: Simplify right side
    37,612.15x = 1,069,883,600.10
  5. Step 5: Solve for x
    x = 1,069,883,600.10/37,612.15
  6. Step 6: Final answer
    x = 28,445.16

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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.