Home / 36,711.11-55,073.75-15,650.79

Finding the Fourth Proportional to 36,711.11, 55,073.75 and 15,650.79

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Solution

The fourth proportional to 36,711.11, 55,073.75 and 15,650.79 is: 23,479.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,711.11 : 55,073.75 = 15,650.79 : x
  2. Step 2: Convert to fraction form
    36,711.11/55,073.75 = 15,650.79/x
  3. Step 3: Cross multiply
    36,711.11x = 55,073.75 × 15,650.79
  4. Step 4: Simplify right side
    36,711.11x = 861,947,617.51
  5. Step 5: Solve for x
    x = 861,947,617.51/36,711.11
  6. Step 6: Final answer
    x = 23,479.21

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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.