Home / 35,346.96-48,781.56-20,244.36

Finding the Fourth Proportional to 35,346.96, 48,781.56 and 20,244.36

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Solution

The fourth proportional to 35,346.96, 48,781.56 and 20,244.36 is: 27,938.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,346.96 : 48,781.56 = 20,244.36 : x
  2. Step 2: Convert to fraction form
    35,346.96/48,781.56 = 20,244.36/x
  3. Step 3: Cross multiply
    35,346.96x = 48,781.56 × 20,244.36
  4. Step 4: Simplify right side
    35,346.96x = 987,551,462.00
  5. Step 5: Solve for x
    x = 987,551,462.00/35,346.96
  6. Step 6: Final answer
    x = 27,938.79

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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.