Home / 21,351.93-32,047.45-10,829.22

Finding the Fourth Proportional to 21,351.93, 32,047.45 and 10,829.22

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Solution

The fourth proportional to 21,351.93, 32,047.45 and 10,829.22 is: 16,253.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,351.93 : 32,047.45 = 10,829.22 : x
  2. Step 2: Convert to fraction form
    21,351.93/32,047.45 = 10,829.22/x
  3. Step 3: Cross multiply
    21,351.93x = 32,047.45 × 10,829.22
  4. Step 4: Simplify right side
    21,351.93x = 347,048,829.37
  5. Step 5: Solve for x
    x = 347,048,829.37/21,351.93
  6. Step 6: Final answer
    x = 16,253.75

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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.