Home / 18,110.60-24,921.78-16,019.72

Finding the Fourth Proportional to 18,110.60, 24,921.78 and 16,019.72

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Solution

The fourth proportional to 18,110.60, 24,921.78 and 16,019.72 is: 22,044.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,110.60 : 24,921.78 = 16,019.72 : x
  2. Step 2: Convert to fraction form
    18,110.60/24,921.78 = 16,019.72/x
  3. Step 3: Cross multiply
    18,110.60x = 24,921.78 × 16,019.72
  4. Step 4: Simplify right side
    18,110.60x = 399,239,937.50
  5. Step 5: Solve for x
    x = 399,239,937.50/18,110.60
  6. Step 6: Final answer
    x = 22,044.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.