Home / 38,617.72-57,828.54-32,361.28

Finding the Fourth Proportional to 38,617.72, 57,828.54 and 32,361.28

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Solution

The fourth proportional to 38,617.72, 57,828.54 and 32,361.28 is: 48,459.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,617.72 : 57,828.54 = 32,361.28 : x
  2. Step 2: Convert to fraction form
    38,617.72/57,828.54 = 32,361.28/x
  3. Step 3: Cross multiply
    38,617.72x = 57,828.54 × 32,361.28
  4. Step 4: Simplify right side
    38,617.72x = 1,871,405,574.93
  5. Step 5: Solve for x
    x = 1,871,405,574.93/38,617.72
  6. Step 6: Final answer
    x = 48,459.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.