Home / 50,187.68-75,281.84-15,127.20

Finding the Fourth Proportional to 50,187.68, 75,281.84 and 15,127.20

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Solution

The fourth proportional to 50,187.68, 75,281.84 and 15,127.20 is: 22,690.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,187.68 : 75,281.84 = 15,127.20 : x
  2. Step 2: Convert to fraction form
    50,187.68/75,281.84 = 15,127.20/x
  3. Step 3: Cross multiply
    50,187.68x = 75,281.84 × 15,127.20
  4. Step 4: Simplify right side
    50,187.68x = 1,138,803,450.05
  5. Step 5: Solve for x
    x = 1,138,803,450.05/50,187.68
  6. Step 6: Final answer
    x = 22,690.90

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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.