Home / 21,497.80-32,246.70-16,832.20

Finding the Fourth Proportional to 21,497.80, 32,246.70 and 16,832.20

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Solution

The fourth proportional to 21,497.80, 32,246.70 and 16,832.20 is: 25,248.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,497.80 : 32,246.70 = 16,832.20 : x
  2. Step 2: Convert to fraction form
    21,497.80/32,246.70 = 16,832.20/x
  3. Step 3: Cross multiply
    21,497.80x = 32,246.70 × 16,832.20
  4. Step 4: Simplify right side
    21,497.80x = 542,782,903.74
  5. Step 5: Solve for x
    x = 542,782,903.74/21,497.80
  6. Step 6: Final answer
    x = 25,248.30

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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.