Home / 35,654.31-49,208.09-20,544.08

Finding the Fourth Proportional to 35,654.31, 49,208.09 and 20,544.08

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Solution

The fourth proportional to 35,654.31, 49,208.09 and 20,544.08 is: 28,353.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,654.31 : 49,208.09 = 20,544.08 : x
  2. Step 2: Convert to fraction form
    35,654.31/49,208.09 = 20,544.08/x
  3. Step 3: Cross multiply
    35,654.31x = 49,208.09 × 20,544.08
  4. Step 4: Simplify right side
    35,654.31x = 1,010,934,588.85
  5. Step 5: Solve for x
    x = 1,010,934,588.85/35,654.31
  6. Step 6: Final answer
    x = 28,353.78

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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.