Home / 26,144.65-39,216.64-6,423.38

Finding the Fourth Proportional to 26,144.65, 39,216.64 and 6,423.38

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Solution

The fourth proportional to 26,144.65, 39,216.64 and 6,423.38 is: 9,634.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,144.65 : 39,216.64 = 6,423.38 : x
  2. Step 2: Convert to fraction form
    26,144.65/39,216.64 = 6,423.38/x
  3. Step 3: Cross multiply
    26,144.65x = 39,216.64 × 6,423.38
  4. Step 4: Simplify right side
    26,144.65x = 251,903,472.65
  5. Step 5: Solve for x
    x = 251,903,472.65/26,144.65
  6. Step 6: Final answer
    x = 9,634.99

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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.