Home / 47,266.48-65,188.01-28,399.96

Finding the Fourth Proportional to 47,266.48, 65,188.01 and 28,399.96

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Solution

The fourth proportional to 47,266.48, 65,188.01 and 28,399.96 is: 39,168.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,266.48 : 65,188.01 = 28,399.96 : x
  2. Step 2: Convert to fraction form
    47,266.48/65,188.01 = 28,399.96/x
  3. Step 3: Cross multiply
    47,266.48x = 65,188.01 × 28,399.96
  4. Step 4: Simplify right side
    47,266.48x = 1,851,336,876.48
  5. Step 5: Solve for x
    x = 1,851,336,876.48/47,266.48
  6. Step 6: Final answer
    x = 39,168.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.