Home / 21,631.14-32,443.94-6,841.56

Finding the Fourth Proportional to 21,631.14, 32,443.94 and 6,841.56

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Solution

The fourth proportional to 21,631.14, 32,443.94 and 6,841.56 is: 10,261.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,631.14 : 32,443.94 = 6,841.56 : x
  2. Step 2: Convert to fraction form
    21,631.14/32,443.94 = 6,841.56/x
  3. Step 3: Cross multiply
    21,631.14x = 32,443.94 × 6,841.56
  4. Step 4: Simplify right side
    21,631.14x = 221,967,127.94
  5. Step 5: Solve for x
    x = 221,967,127.94/21,631.14
  6. Step 6: Final answer
    x = 10,261.46

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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.