Home / 37,756.86-52,105.80-20,762.39

Finding the Fourth Proportional to 37,756.86, 52,105.80 and 20,762.39

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Solution

The fourth proportional to 37,756.86, 52,105.80 and 20,762.39 is: 28,652.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,756.86 : 52,105.80 = 20,762.39 : x
  2. Step 2: Convert to fraction form
    37,756.86/52,105.80 = 20,762.39/x
  3. Step 3: Cross multiply
    37,756.86x = 52,105.80 × 20,762.39
  4. Step 4: Simplify right side
    37,756.86x = 1,081,840,837.05
  5. Step 5: Solve for x
    x = 1,081,840,837.05/37,756.86
  6. Step 6: Final answer
    x = 28,652.83

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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.