Home / 21,487.14-32,220.36-16,795.26

Finding the Fourth Proportional to 21,487.14, 32,220.36 and 16,795.26

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Solution

The fourth proportional to 21,487.14, 32,220.36 and 16,795.26 is: 25,184.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,487.14 : 32,220.36 = 16,795.26 : x
  2. Step 2: Convert to fraction form
    21,487.14/32,220.36 = 16,795.26/x
  3. Step 3: Cross multiply
    21,487.14x = 32,220.36 × 16,795.26
  4. Step 4: Simplify right side
    21,487.14x = 541,149,323.49
  5. Step 5: Solve for x
    x = 541,149,323.49/21,487.14
  6. Step 6: Final answer
    x = 25,184.80

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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.