Home / 38,135.21-52,568.25-26,772.83

Finding the Fourth Proportional to 38,135.21, 52,568.25 and 26,772.83

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Solution

The fourth proportional to 38,135.21, 52,568.25 and 26,772.83 is: 36,905.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,135.21 : 52,568.25 = 26,772.83 : x
  2. Step 2: Convert to fraction form
    38,135.21/52,568.25 = 26,772.83/x
  3. Step 3: Cross multiply
    38,135.21x = 52,568.25 × 26,772.83
  4. Step 4: Simplify right side
    38,135.21x = 1,407,400,557.81
  5. Step 5: Solve for x
    x = 1,407,400,557.81/38,135.21
  6. Step 6: Final answer
    x = 36,905.55

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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.