Home / 18,110.90-24,990.76-10,559.68

Finding the Fourth Proportional to 18,110.90, 24,990.76 and 10,559.68

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Solution

The fourth proportional to 18,110.90, 24,990.76 and 10,559.68 is: 14,571.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,110.90 : 24,990.76 = 10,559.68 : x
  2. Step 2: Convert to fraction form
    18,110.90/24,990.76 = 10,559.68/x
  3. Step 3: Cross multiply
    18,110.90x = 24,990.76 × 10,559.68
  4. Step 4: Simplify right side
    18,110.90x = 263,894,379.28
  5. Step 5: Solve for x
    x = 263,894,379.28/18,110.90
  6. Step 6: Final answer
    x = 14,571.02

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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.