Home / 50,001.20-75,002.88-16,719.92

Finding the Fourth Proportional to 50,001.20, 75,002.88 and 16,719.92

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Solution

The fourth proportional to 50,001.20, 75,002.88 and 16,719.92 is: 25,080.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,001.20 : 75,002.88 = 16,719.92 : x
  2. Step 2: Convert to fraction form
    50,001.20/75,002.88 = 16,719.92/x
  3. Step 3: Cross multiply
    50,001.20x = 75,002.88 × 16,719.92
  4. Step 4: Simplify right side
    50,001.20x = 1,254,042,153.37
  5. Step 5: Solve for x
    x = 1,254,042,153.37/50,001.20
  6. Step 6: Final answer
    x = 25,080.24

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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.