Home / 37,608.00-51,899.04-20,612.79

Finding the Fourth Proportional to 37,608.00, 51,899.04 and 20,612.79

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Solution

The fourth proportional to 37,608.00, 51,899.04 and 20,612.79 is: 28,445.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,608.00 : 51,899.04 = 20,612.79 : x
  2. Step 2: Convert to fraction form
    37,608.00/51,899.04 = 20,612.79/x
  3. Step 3: Cross multiply
    37,608.00x = 51,899.04 × 20,612.79
  4. Step 4: Simplify right side
    37,608.00x = 1,069,784,090.94
  5. Step 5: Solve for x
    x = 1,069,784,090.94/37,608.00
  6. Step 6: Final answer
    x = 28,445.65

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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.