Home / 47,347.81-71,003.27-17,749.50

Finding the Fourth Proportional to 47,347.81, 71,003.27 and 17,749.50

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Solution

The fourth proportional to 47,347.81, 71,003.27 and 17,749.50 is: 26,617.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,347.81 : 71,003.27 = 17,749.50 : x
  2. Step 2: Convert to fraction form
    47,347.81/71,003.27 = 17,749.50/x
  3. Step 3: Cross multiply
    47,347.81x = 71,003.27 × 17,749.50
  4. Step 4: Simplify right side
    47,347.81x = 1,260,272,452.12
  5. Step 5: Solve for x
    x = 1,260,272,452.12/47,347.81
  6. Step 6: Final answer
    x = 26,617.33

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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.