Home / 21,701.42-32,541.36-6,908.42

Finding the Fourth Proportional to 21,701.42, 32,541.36 and 6,908.42

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Solution

The fourth proportional to 21,701.42, 32,541.36 and 6,908.42 is: 10,359.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,701.42 : 32,541.36 = 6,908.42 : x
  2. Step 2: Convert to fraction form
    21,701.42/32,541.36 = 6,908.42/x
  3. Step 3: Cross multiply
    21,701.42x = 32,541.36 × 6,908.42
  4. Step 4: Simplify right side
    21,701.42x = 224,809,185.00
  5. Step 5: Solve for x
    x = 224,809,185.00/21,701.42
  6. Step 6: Final answer
    x = 10,359.19

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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.