Home / 50,039.20-75,036.64-14,972.16

Finding the Fourth Proportional to 50,039.20, 75,036.64 and 14,972.16

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Solution

The fourth proportional to 50,039.20, 75,036.64 and 14,972.16 is: 22,451.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,039.20 : 75,036.64 = 14,972.16 : x
  2. Step 2: Convert to fraction form
    50,039.20/75,036.64 = 14,972.16/x
  3. Step 3: Cross multiply
    50,039.20x = 75,036.64 × 14,972.16
  4. Step 4: Simplify right side
    50,039.20x = 1,123,460,579.94
  5. Step 5: Solve for x
    x = 1,123,460,579.94/50,039.20
  6. Step 6: Final answer
    x = 22,451.61

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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.