Home / 14,666.90-21,984.15-8,097.80

Finding the Fourth Proportional to 14,666.90, 21,984.15 and 8,097.80

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Solution

The fourth proportional to 14,666.90, 21,984.15 and 8,097.80 is: 12,137.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,666.90 : 21,984.15 = 8,097.80 : x
  2. Step 2: Convert to fraction form
    14,666.90/21,984.15 = 8,097.80/x
  3. Step 3: Cross multiply
    14,666.90x = 21,984.15 × 8,097.80
  4. Step 4: Simplify right side
    14,666.90x = 178,023,249.87
  5. Step 5: Solve for x
    x = 178,023,249.87/14,666.90
  6. Step 6: Final answer
    x = 12,137.76

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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.