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Finding the Fourth Proportional to 50,018.88, 75,004.02 and 14,949.12

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Solution

The fourth proportional to 50,018.88, 75,004.02 and 14,949.12 is: 22,416.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,018.88 : 75,004.02 = 14,949.12 : x
  2. Step 2: Convert to fraction form
    50,018.88/75,004.02 = 14,949.12/x
  3. Step 3: Cross multiply
    50,018.88x = 75,004.02 × 14,949.12
  4. Step 4: Simplify right side
    50,018.88x = 1,121,244,095.46
  5. Step 5: Solve for x
    x = 1,121,244,095.46/50,018.88
  6. Step 6: Final answer
    x = 22,416.42

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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.