Home / 19,722.88-29,551.51-16,223.68

Finding the Fourth Proportional to 19,722.88, 29,551.51 and 16,223.68

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Solution

The fourth proportional to 19,722.88, 29,551.51 and 16,223.68 is: 24,308.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,722.88 : 29,551.51 = 16,223.68 : x
  2. Step 2: Convert to fraction form
    19,722.88/29,551.51 = 16,223.68/x
  3. Step 3: Cross multiply
    19,722.88x = 29,551.51 × 16,223.68
  4. Step 4: Simplify right side
    19,722.88x = 479,434,241.76
  5. Step 5: Solve for x
    x = 479,434,241.76/19,722.88
  6. Step 6: Final answer
    x = 24,308.53

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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.