Home / 14,421.96-21,625.20-6,626.52

Finding the Fourth Proportional to 14,421.96, 21,625.20 and 6,626.52

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Solution

The fourth proportional to 14,421.96, 21,625.20 and 6,626.52 is: 9,936.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,421.96 : 21,625.20 = 6,626.52 : x
  2. Step 2: Convert to fraction form
    14,421.96/21,625.20 = 6,626.52/x
  3. Step 3: Cross multiply
    14,421.96x = 21,625.20 × 6,626.52
  4. Step 4: Simplify right side
    14,421.96x = 143,299,820.30
  5. Step 5: Solve for x
    x = 143,299,820.30/14,421.96
  6. Step 6: Final answer
    x = 9,936.22

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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.