Home / 21,351.70-32,047.23-10,829.10

Finding the Fourth Proportional to 21,351.70, 32,047.23 and 10,829.10

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Solution

The fourth proportional to 21,351.70, 32,047.23 and 10,829.10 is: 16,253.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,351.70 : 32,047.23 = 10,829.10 : x
  2. Step 2: Convert to fraction form
    21,351.70/32,047.23 = 10,829.10/x
  3. Step 3: Cross multiply
    21,351.70x = 32,047.23 × 10,829.10
  4. Step 4: Simplify right side
    21,351.70x = 347,042,658.39
  5. Step 5: Solve for x
    x = 347,042,658.39/21,351.70
  6. Step 6: Final answer
    x = 16,253.64

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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.