Home / 35,847.48-49,469.26-19,931.79

Finding the Fourth Proportional to 35,847.48, 49,469.26 and 19,931.79

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Solution

The fourth proportional to 35,847.48, 49,469.26 and 19,931.79 is: 27,505.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,847.48 : 49,469.26 = 19,931.79 : x
  2. Step 2: Convert to fraction form
    35,847.48/49,469.26 = 19,931.79/x
  3. Step 3: Cross multiply
    35,847.48x = 49,469.26 × 19,931.79
  4. Step 4: Simplify right side
    35,847.48x = 986,010,901.78
  5. Step 5: Solve for x
    x = 986,010,901.78/35,847.48
  6. Step 6: Final answer
    x = 27,505.72

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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.