Home / 32,428.35-48,408.03-28,491.75

Finding the Fourth Proportional to 32,428.35, 48,408.03 and 28,491.75

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Solution

The fourth proportional to 32,428.35, 48,408.03 and 28,491.75 is: 42,531.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,428.35 : 48,408.03 = 28,491.75 : x
  2. Step 2: Convert to fraction form
    32,428.35/48,408.03 = 28,491.75/x
  3. Step 3: Cross multiply
    32,428.35x = 48,408.03 × 28,491.75
  4. Step 4: Simplify right side
    32,428.35x = 1,379,229,488.75
  5. Step 5: Solve for x
    x = 1,379,229,488.75/32,428.35
  6. Step 6: Final answer
    x = 42,531.60

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.