Home / 31,357.07-47,011.46-27,191.34

Finding the Fourth Proportional to 31,357.07, 47,011.46 and 27,191.34

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Solution

The fourth proportional to 31,357.07, 47,011.46 and 27,191.34 is: 40,766.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,357.07 : 47,011.46 = 27,191.34 : x
  2. Step 2: Convert to fraction form
    31,357.07/47,011.46 = 27,191.34/x
  3. Step 3: Cross multiply
    31,357.07x = 47,011.46 × 27,191.34
  4. Step 4: Simplify right side
    31,357.07x = 1,278,304,642.31
  5. Step 5: Solve for x
    x = 1,278,304,642.31/31,357.07
  6. Step 6: Final answer
    x = 40,766.07

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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.