Home / 26,144.57-39,216.40-6,423.30

Finding the Fourth Proportional to 26,144.57, 39,216.40 and 6,423.30

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Solution

The fourth proportional to 26,144.57, 39,216.40 and 6,423.30 is: 9,634.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,144.57 : 39,216.40 = 6,423.30 : x
  2. Step 2: Convert to fraction form
    26,144.57/39,216.40 = 6,423.30/x
  3. Step 3: Cross multiply
    26,144.57x = 39,216.40 × 6,423.30
  4. Step 4: Simplify right side
    26,144.57x = 251,898,722.19
  5. Step 5: Solve for x
    x = 251,898,722.19/26,144.57
  6. Step 6: Final answer
    x = 9,634.84

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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.