Home / 14,363.87-21,536.82-6,464.75

Finding the Fourth Proportional to 14,363.87, 21,536.82 and 6,464.75

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Solution

The fourth proportional to 14,363.87, 21,536.82 and 6,464.75 is: 9,693.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,363.87 : 21,536.82 = 6,464.75 : x
  2. Step 2: Convert to fraction form
    14,363.87/21,536.82 = 6,464.75/x
  3. Step 3: Cross multiply
    14,363.87x = 21,536.82 × 6,464.75
  4. Step 4: Simplify right side
    14,363.87x = 139,230,049.41
  5. Step 5: Solve for x
    x = 139,230,049.41/14,363.87
  6. Step 6: Final answer
    x = 9,693.08

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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.