Home / 35,265.24-48,666.42-20,157.66

Finding the Fourth Proportional to 35,265.24, 48,666.42 and 20,157.66

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Solution

The fourth proportional to 35,265.24, 48,666.42 and 20,157.66 is: 27,817.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,265.24 : 48,666.42 = 20,157.66 : x
  2. Step 2: Convert to fraction form
    35,265.24/48,666.42 = 20,157.66/x
  3. Step 3: Cross multiply
    35,265.24x = 48,666.42 × 20,157.66
  4. Step 4: Simplify right side
    35,265.24x = 981,001,147.78
  5. Step 5: Solve for x
    x = 981,001,147.78/35,265.24
  6. Step 6: Final answer
    x = 27,817.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.