Home / 12,944.24-19,423.20-5,926.40

Finding the Fourth Proportional to 12,944.24, 19,423.20 and 5,926.40

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Solution

The fourth proportional to 12,944.24, 19,423.20 and 5,926.40 is: 8,892.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,944.24 : 19,423.20 = 5,926.40 : x
  2. Step 2: Convert to fraction form
    12,944.24/19,423.20 = 5,926.40/x
  3. Step 3: Cross multiply
    12,944.24x = 19,423.20 × 5,926.40
  4. Step 4: Simplify right side
    12,944.24x = 115,109,652.48
  5. Step 5: Solve for x
    x = 115,109,652.48/12,944.24
  6. Step 6: Final answer
    x = 8,892.73

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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.