Home / 26,137.72-39,206.22-6,416.20

Finding the Fourth Proportional to 26,137.72, 39,206.22 and 6,416.20

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Solution

The fourth proportional to 26,137.72, 39,206.22 and 6,416.20 is: 9,624.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,137.72 : 39,206.22 = 6,416.20 : x
  2. Step 2: Convert to fraction form
    26,137.72/39,206.22 = 6,416.20/x
  3. Step 3: Cross multiply
    26,137.72x = 39,206.22 × 6,416.20
  4. Step 4: Simplify right side
    26,137.72x = 251,554,948.76
  5. Step 5: Solve for x
    x = 251,554,948.76/26,137.72
  6. Step 6: Final answer
    x = 9,624.21

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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.