Home / 38,448.64-57,679.84-26,491.20

Finding the Fourth Proportional to 38,448.64, 57,679.84 and 26,491.20

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Solution

The fourth proportional to 38,448.64, 57,679.84 and 26,491.20 is: 39,741.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,448.64 : 57,679.84 = 26,491.20 : x
  2. Step 2: Convert to fraction form
    38,448.64/57,679.84 = 26,491.20/x
  3. Step 3: Cross multiply
    38,448.64x = 57,679.84 × 26,491.20
  4. Step 4: Simplify right side
    38,448.64x = 1,528,008,177.41
  5. Step 5: Solve for x
    x = 1,528,008,177.41/38,448.64
  6. Step 6: Final answer
    x = 39,741.54

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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.