Home / 57,932.64-79,948.08-32,787.36

Finding the Fourth Proportional to 57,932.64, 79,948.08 and 32,787.36

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Solution

The fourth proportional to 57,932.64, 79,948.08 and 32,787.36 is: 45,247.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,932.64 : 79,948.08 = 32,787.36 : x
  2. Step 2: Convert to fraction form
    57,932.64/79,948.08 = 32,787.36/x
  3. Step 3: Cross multiply
    57,932.64x = 79,948.08 × 32,787.36
  4. Step 4: Simplify right side
    57,932.64x = 2,621,286,480.27
  5. Step 5: Solve for x
    x = 2,621,286,480.27/57,932.64
  6. Step 6: Final answer
    x = 45,247.14

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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.