Home / 32,503.14-48,745.05-13,782.90

Finding the Fourth Proportional to 32,503.14, 48,745.05 and 13,782.90

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Solution

The fourth proportional to 32,503.14, 48,745.05 and 13,782.90 is: 20,670.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,503.14 : 48,745.05 = 13,782.90 : x
  2. Step 2: Convert to fraction form
    32,503.14/48,745.05 = 13,782.90/x
  3. Step 3: Cross multiply
    32,503.14x = 48,745.05 × 13,782.90
  4. Step 4: Simplify right side
    32,503.14x = 671,848,149.65
  5. Step 5: Solve for x
    x = 671,848,149.65/32,503.14
  6. Step 6: Final answer
    x = 20,670.25

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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.