Home / 18,701.44-28,052.16-17,560.96

Finding the Fourth Proportional to 18,701.44, 28,052.16 and 17,560.96

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Solution

The fourth proportional to 18,701.44, 28,052.16 and 17,560.96 is: 26,341.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,701.44 : 28,052.16 = 17,560.96 : x
  2. Step 2: Convert to fraction form
    18,701.44/28,052.16 = 17,560.96/x
  3. Step 3: Cross multiply
    18,701.44x = 28,052.16 × 17,560.96
  4. Step 4: Simplify right side
    18,701.44x = 492,622,859.67
  5. Step 5: Solve for x
    x = 492,622,859.67/18,701.44
  6. Step 6: Final answer
    x = 26,341.44

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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.