Home / 19,543.88-29,320.20-6,217.64

Finding the Fourth Proportional to 19,543.88, 29,320.20 and 6,217.64

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Solution

The fourth proportional to 19,543.88, 29,320.20 and 6,217.64 is: 9,327.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,543.88 : 29,320.20 = 6,217.64 : x
  2. Step 2: Convert to fraction form
    19,543.88/29,320.20 = 6,217.64/x
  3. Step 3: Cross multiply
    19,543.88x = 29,320.20 × 6,217.64
  4. Step 4: Simplify right side
    19,543.88x = 182,302,448.33
  5. Step 5: Solve for x
    x = 182,302,448.33/19,543.88
  6. Step 6: Final answer
    x = 9,327.85

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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.