Home / 21,490.14-32,224.86-16,798.26

Finding the Fourth Proportional to 21,490.14, 32,224.86 and 16,798.26

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Solution

The fourth proportional to 21,490.14, 32,224.86 and 16,798.26 is: 25,189.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,490.14 : 32,224.86 = 16,798.26 : x
  2. Step 2: Convert to fraction form
    21,490.14/32,224.86 = 16,798.26/x
  3. Step 3: Cross multiply
    21,490.14x = 32,224.86 × 16,798.26
  4. Step 4: Simplify right side
    21,490.14x = 541,321,576.74
  5. Step 5: Solve for x
    x = 541,321,576.74/21,490.14
  6. Step 6: Final answer
    x = 25,189.30

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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.