Home / 15,206.19-22,821.57-6,447.25

Finding the Fourth Proportional to 15,206.19, 22,821.57 and 6,447.25

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Solution

The fourth proportional to 15,206.19, 22,821.57 and 6,447.25 is: 9,676.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,206.19 : 22,821.57 = 6,447.25 : x
  2. Step 2: Convert to fraction form
    15,206.19/22,821.57 = 6,447.25/x
  3. Step 3: Cross multiply
    15,206.19x = 22,821.57 × 6,447.25
  4. Step 4: Simplify right side
    15,206.19x = 147,136,408.12
  5. Step 5: Solve for x
    x = 147,136,408.12/15,206.19
  6. Step 6: Final answer
    x = 9,676.09

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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.