Home / 15,505.05-23,241.02-7,175.37

Finding the Fourth Proportional to 15,505.05, 23,241.02 and 7,175.37

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Solution

The fourth proportional to 15,505.05, 23,241.02 and 7,175.37 is: 10,755.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,505.05 : 23,241.02 = 7,175.37 : x
  2. Step 2: Convert to fraction form
    15,505.05/23,241.02 = 7,175.37/x
  3. Step 3: Cross multiply
    15,505.05x = 23,241.02 × 7,175.37
  4. Step 4: Simplify right side
    15,505.05x = 166,762,881.80
  5. Step 5: Solve for x
    x = 166,762,881.80/15,505.05
  6. Step 6: Final answer
    x = 10,755.39

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1.5x scale

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.