Home / 51,893.87-71,614.33-30,675.11

Finding the Fourth Proportional to 51,893.87, 71,614.33 and 30,675.11

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Solution

The fourth proportional to 51,893.87, 71,614.33 and 30,675.11 is: 42,332.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,893.87 : 71,614.33 = 30,675.11 : x
  2. Step 2: Convert to fraction form
    51,893.87/71,614.33 = 30,675.11/x
  3. Step 3: Cross multiply
    51,893.87x = 71,614.33 × 30,675.11
  4. Step 4: Simplify right side
    51,893.87x = 2,196,777,015.57
  5. Step 5: Solve for x
    x = 2,196,777,015.57/51,893.87
  6. Step 6: Final answer
    x = 42,332.11

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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.