Home / 32,260.12-48,408.86-13,538.50

Finding the Fourth Proportional to 32,260.12, 48,408.86 and 13,538.50

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Solution

The fourth proportional to 32,260.12, 48,408.86 and 13,538.50 is: 20,315.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,260.12 : 48,408.86 = 13,538.50 : x
  2. Step 2: Convert to fraction form
    32,260.12/48,408.86 = 13,538.50/x
  3. Step 3: Cross multiply
    32,260.12x = 48,408.86 × 13,538.50
  4. Step 4: Simplify right side
    32,260.12x = 655,383,283.42
  5. Step 5: Solve for x
    x = 655,383,283.42/32,260.12
  6. Step 6: Final answer
    x = 20,315.59

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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.