Home / 36,706.89-55,038.15-20,043.75

Finding the Fourth Proportional to 36,706.89, 55,038.15 and 20,043.75

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Solution

The fourth proportional to 36,706.89, 55,038.15 and 20,043.75 is: 30,053.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,706.89 : 55,038.15 = 20,043.75 : x
  2. Step 2: Convert to fraction form
    36,706.89/55,038.15 = 20,043.75/x
  3. Step 3: Cross multiply
    36,706.89x = 55,038.15 × 20,043.75
  4. Step 4: Simplify right side
    36,706.89x = 1,103,170,919.06
  5. Step 5: Solve for x
    x = 1,103,170,919.06/36,706.89
  6. Step 6: Final answer
    x = 30,053.51

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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.