Home / 34,065.59-47,012.73-18,958.21

Finding the Fourth Proportional to 34,065.59, 47,012.73 and 18,958.21

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Solution

The fourth proportional to 34,065.59, 47,012.73 and 18,958.21 is: 26,163.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,065.59 : 47,012.73 = 18,958.21 : x
  2. Step 2: Convert to fraction form
    34,065.59/47,012.73 = 18,958.21/x
  3. Step 3: Cross multiply
    34,065.59x = 47,012.73 × 18,958.21
  4. Step 4: Simplify right side
    34,065.59x = 891,277,019.39
  5. Step 5: Solve for x
    x = 891,277,019.39/34,065.59
  6. Step 6: Final answer
    x = 26,163.56

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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.