Home / 15,178.20-22,757.58-6,410.76

Finding the Fourth Proportional to 15,178.20, 22,757.58 and 6,410.76

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Solution

The fourth proportional to 15,178.20, 22,757.58 and 6,410.76 is: 9,612.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,178.20 : 22,757.58 = 6,410.76 : x
  2. Step 2: Convert to fraction form
    15,178.20/22,757.58 = 6,410.76/x
  3. Step 3: Cross multiply
    15,178.20x = 22,757.58 × 6,410.76
  4. Step 4: Simplify right side
    15,178.20x = 145,893,383.56
  5. Step 5: Solve for x
    x = 145,893,383.56/15,178.20
  6. Step 6: Final answer
    x = 9,612.03

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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.