Home / 47,812.01-71,720.35-18,224.33

Finding the Fourth Proportional to 47,812.01, 71,720.35 and 18,224.33

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Solution

The fourth proportional to 47,812.01, 71,720.35 and 18,224.33 is: 27,337.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,812.01 : 71,720.35 = 18,224.33 : x
  2. Step 2: Convert to fraction form
    47,812.01/71,720.35 = 18,224.33/x
  3. Step 3: Cross multiply
    47,812.01x = 71,720.35 × 18,224.33
  4. Step 4: Simplify right side
    47,812.01x = 1,307,054,921.95
  5. Step 5: Solve for x
    x = 1,307,054,921.95/47,812.01
  6. Step 6: Final answer
    x = 27,337.38

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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.