Home / 50,271.28-75,408-15,210.88

Finding the Fourth Proportional to 50,271.28, 75,408 and 15,210.88

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Solution

The fourth proportional to 50,271.28, 75,408 and 15,210.88 is: 22,816.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,271.28 : 75,408 = 15,210.88 : x
  2. Step 2: Convert to fraction form
    50,271.28/75,408 = 15,210.88/x
  3. Step 3: Cross multiply
    50,271.28x = 75,408 × 15,210.88
  4. Step 4: Simplify right side
    50,271.28x = 1,147,022,039.04
  5. Step 5: Solve for x
    x = 1,147,022,039.04/50,271.28
  6. Step 6: Final answer
    x = 22,816.65

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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.