Home / 14,447.75-21,673.40-5,561.04

Finding the Fourth Proportional to 14,447.75, 21,673.40 and 5,561.04

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Solution

The fourth proportional to 14,447.75, 21,673.40 and 5,561.04 is: 8,342.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,447.75 : 21,673.40 = 5,561.04 : x
  2. Step 2: Convert to fraction form
    14,447.75/21,673.40 = 5,561.04/x
  3. Step 3: Cross multiply
    14,447.75x = 21,673.40 × 5,561.04
  4. Step 4: Simplify right side
    14,447.75x = 120,526,616.53
  5. Step 5: Solve for x
    x = 120,526,616.53/14,447.75
  6. Step 6: Final answer
    x = 8,342.24

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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.