Home / 49,961.40-74,979.06-23,666.20

Finding the Fourth Proportional to 49,961.40, 74,979.06 and 23,666.20

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Solution

The fourth proportional to 49,961.40, 74,979.06 and 23,666.20 is: 35,516.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,961.40 : 74,979.06 = 23,666.20 : x
  2. Step 2: Convert to fraction form
    49,961.40/74,979.06 = 23,666.20/x
  3. Step 3: Cross multiply
    49,961.40x = 74,979.06 × 23,666.20
  4. Step 4: Simplify right side
    49,961.40x = 1,774,469,429.77
  5. Step 5: Solve for x
    x = 1,774,469,429.77/49,961.40
  6. Step 6: Final answer
    x = 35,516.81

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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.