Home / 47,355.21-71,010.95-17,751.87

Finding the Fourth Proportional to 47,355.21, 71,010.95 and 17,751.87

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Solution

The fourth proportional to 47,355.21, 71,010.95 and 17,751.87 is: 26,619.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,355.21 : 71,010.95 = 17,751.87 : x
  2. Step 2: Convert to fraction form
    47,355.21/71,010.95 = 17,751.87/x
  3. Step 3: Cross multiply
    47,355.21x = 71,010.95 × 17,751.87
  4. Step 4: Simplify right side
    47,355.21x = 1,260,577,064.22
  5. Step 5: Solve for x
    x = 1,260,577,064.22/47,355.21
  6. Step 6: Final answer
    x = 26,619.61

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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.