Home / 35,334.38-48,758.55-20,223.59

Finding the Fourth Proportional to 35,334.38, 48,758.55 and 20,223.59

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Solution

The fourth proportional to 35,334.38, 48,758.55 and 20,223.59 is: 27,906.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,334.38 : 48,758.55 = 20,223.59 : x
  2. Step 2: Convert to fraction form
    35,334.38/48,758.55 = 20,223.59/x
  3. Step 3: Cross multiply
    35,334.38x = 48,758.55 × 20,223.59
  4. Step 4: Simplify right side
    35,334.38x = 986,072,680.40
  5. Step 5: Solve for x
    x = 986,072,680.40/35,334.38
  6. Step 6: Final answer
    x = 27,906.89

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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.