Home / 14,543.88-21,814.60-5,776.44

Finding the Fourth Proportional to 14,543.88, 21,814.60 and 5,776.44

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Solution

The fourth proportional to 14,543.88, 21,814.60 and 5,776.44 is: 8,664.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,543.88 : 21,814.60 = 5,776.44 : x
  2. Step 2: Convert to fraction form
    14,543.88/21,814.60 = 5,776.44/x
  3. Step 3: Cross multiply
    14,543.88x = 21,814.60 × 5,776.44
  4. Step 4: Simplify right side
    14,543.88x = 126,010,713.58
  5. Step 5: Solve for x
    x = 126,010,713.58/14,543.88
  6. Step 6: Final answer
    x = 8,664.17

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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.