Home / 49,974.64-74,974.02-14,917.12

Finding the Fourth Proportional to 49,974.64, 74,974.02 and 14,917.12

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Solution

The fourth proportional to 49,974.64, 74,974.02 and 14,917.12 is: 22,379.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,974.64 : 74,974.02 = 14,917.12 : x
  2. Step 2: Convert to fraction form
    49,974.64/74,974.02 = 14,917.12/x
  3. Step 3: Cross multiply
    49,974.64x = 74,974.02 × 14,917.12
  4. Step 4: Simplify right side
    49,974.64x = 1,118,396,453.22
  5. Step 5: Solve for x
    x = 1,118,396,453.22/49,974.64
  6. Step 6: Final answer
    x = 22,379.28

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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.