Home / 37,788.13-52,151.01-20,795.68

Finding the Fourth Proportional to 37,788.13, 52,151.01 and 20,795.68

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Solution

The fourth proportional to 37,788.13, 52,151.01 and 20,795.68 is: 28,699.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,788.13 : 52,151.01 = 20,795.68 : x
  2. Step 2: Convert to fraction form
    37,788.13/52,151.01 = 20,795.68/x
  3. Step 3: Cross multiply
    37,788.13x = 52,151.01 × 20,795.68
  4. Step 4: Simplify right side
    37,788.13x = 1,084,515,715.64
  5. Step 5: Solve for x
    x = 1,084,515,715.64/37,788.13
  6. Step 6: Final answer
    x = 28,699.90

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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.