Home / 47,175.90-70,743.69-15,997.02

Finding the Fourth Proportional to 47,175.90, 70,743.69 and 15,997.02

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Solution

The fourth proportional to 47,175.90, 70,743.69 and 15,997.02 is: 23,988.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,175.90 : 70,743.69 = 15,997.02 : x
  2. Step 2: Convert to fraction form
    47,175.90/70,743.69 = 15,997.02/x
  3. Step 3: Cross multiply
    47,175.90x = 70,743.69 × 15,997.02
  4. Step 4: Simplify right side
    47,175.90x = 1,131,688,223.80
  5. Step 5: Solve for x
    x = 1,131,688,223.80/47,175.90
  6. Step 6: Final answer
    x = 23,988.69

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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.