Home / 16,520.22-24,757.02-12,805.02

Finding the Fourth Proportional to 16,520.22, 24,757.02 and 12,805.02

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Solution

The fourth proportional to 16,520.22, 24,757.02 and 12,805.02 is: 19,189.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,520.22 : 24,757.02 = 12,805.02 : x
  2. Step 2: Convert to fraction form
    16,520.22/24,757.02 = 12,805.02/x
  3. Step 3: Cross multiply
    16,520.22x = 24,757.02 × 12,805.02
  4. Step 4: Simplify right side
    16,520.22x = 317,014,136.24
  5. Step 5: Solve for x
    x = 317,014,136.24/16,520.22
  6. Step 6: Final answer
    x = 19,189.46

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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.