Home / 35,107.09-48,447.79-19,191.61

Finding the Fourth Proportional to 35,107.09, 48,447.79 and 19,191.61

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Solution

The fourth proportional to 35,107.09, 48,447.79 and 19,191.61 is: 26,484.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,107.09 : 48,447.79 = 19,191.61 : x
  2. Step 2: Convert to fraction form
    35,107.09/48,447.79 = 19,191.61/x
  3. Step 3: Cross multiply
    35,107.09x = 48,447.79 × 19,191.61
  4. Step 4: Simplify right side
    35,107.09x = 929,791,091.04
  5. Step 5: Solve for x
    x = 929,791,091.04/35,107.09
  6. Step 6: Final answer
    x = 26,484.42

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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.