Home / 36,001.60-49,680.68-20,893.08

Finding the Fourth Proportional to 36,001.60, 49,680.68 and 20,893.08

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Solution

The fourth proportional to 36,001.60, 49,680.68 and 20,893.08 is: 28,831.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,001.60 : 49,680.68 = 20,893.08 : x
  2. Step 2: Convert to fraction form
    36,001.60/49,680.68 = 20,893.08/x
  3. Step 3: Cross multiply
    36,001.60x = 49,680.68 × 20,893.08
  4. Step 4: Simplify right side
    36,001.60x = 1,037,982,421.69
  5. Step 5: Solve for x
    x = 1,037,982,421.69/36,001.60
  6. Step 6: Final answer
    x = 28,831.56

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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.