Home / 37,787.13-52,149.63-20,794.68

Finding the Fourth Proportional to 37,787.13, 52,149.63 and 20,794.68

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Solution

The fourth proportional to 37,787.13, 52,149.63 and 20,794.68 is: 28,698.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,787.13 : 52,149.63 = 20,794.68 : x
  2. Step 2: Convert to fraction form
    37,787.13/52,149.63 = 20,794.68/x
  3. Step 3: Cross multiply
    37,787.13x = 52,149.63 × 20,794.68
  4. Step 4: Simplify right side
    37,787.13x = 1,084,434,867.97
  5. Step 5: Solve for x
    x = 1,084,434,867.97/37,787.13
  6. Step 6: Final answer
    x = 28,698.52

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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.