Home / 48,810.90-73,188.60-19,212.69

Finding the Fourth Proportional to 48,810.90, 73,188.60 and 19,212.69

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Solution

The fourth proportional to 48,810.90, 73,188.60 and 19,212.69 is: 28,808.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,810.90 : 73,188.60 = 19,212.69 : x
  2. Step 2: Convert to fraction form
    48,810.90/73,188.60 = 19,212.69/x
  3. Step 3: Cross multiply
    48,810.90x = 73,188.60 × 19,212.69
  4. Step 4: Simplify right side
    48,810.90x = 1,406,149,883.33
  5. Step 5: Solve for x
    x = 1,406,149,883.33/48,810.90
  6. Step 6: Final answer
    x = 28,808.11

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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.