Home / 21,576.14-32,368.62-8,248.19

Finding the Fourth Proportional to 21,576.14, 32,368.62 and 8,248.19

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Solution

The fourth proportional to 21,576.14, 32,368.62 and 8,248.19 is: 12,373.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,576.14 : 32,368.62 = 8,248.19 : x
  2. Step 2: Convert to fraction form
    21,576.14/32,368.62 = 8,248.19/x
  3. Step 3: Cross multiply
    21,576.14x = 32,368.62 × 8,248.19
  4. Step 4: Simplify right side
    21,576.14x = 266,982,365.95
  5. Step 5: Solve for x
    x = 266,982,365.95/21,576.14
  6. Step 6: Final answer
    x = 12,373.97

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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.