Home / 14,643.35-21,964.83-3,550.13

Finding the Fourth Proportional to 14,643.35, 21,964.83 and 3,550.13

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Solution

The fourth proportional to 14,643.35, 21,964.83 and 3,550.13 is: 5,325.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,643.35 : 21,964.83 = 3,550.13 : x
  2. Step 2: Convert to fraction form
    14,643.35/21,964.83 = 3,550.13/x
  3. Step 3: Cross multiply
    14,643.35x = 21,964.83 × 3,550.13
  4. Step 4: Simplify right side
    14,643.35x = 77,977,961.16
  5. Step 5: Solve for x
    x = 77,977,961.16/14,643.35
  6. Step 6: Final answer
    x = 5,325.15

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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.