Home / 20,701.14-30,977.82-17,937.27

Finding the Fourth Proportional to 20,701.14, 30,977.82 and 17,937.27

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Solution

The fourth proportional to 20,701.14, 30,977.82 and 17,937.27 is: 26,841.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,701.14 : 30,977.82 = 17,937.27 : x
  2. Step 2: Convert to fraction form
    20,701.14/30,977.82 = 17,937.27/x
  3. Step 3: Cross multiply
    20,701.14x = 30,977.82 × 17,937.27
  4. Step 4: Simplify right side
    20,701.14x = 555,657,521.35
  5. Step 5: Solve for x
    x = 555,657,521.35/20,701.14
  6. Step 6: Final answer
    x = 26,841.88

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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.