Home / 14,819.40-22,196.70-8,965.80

Finding the Fourth Proportional to 14,819.40, 22,196.70 and 8,965.80

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Solution

The fourth proportional to 14,819.40, 22,196.70 and 8,965.80 is: 13,429.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,819.40 : 22,196.70 = 8,965.80 : x
  2. Step 2: Convert to fraction form
    14,819.40/22,196.70 = 8,965.80/x
  3. Step 3: Cross multiply
    14,819.40x = 22,196.70 × 8,965.80
  4. Step 4: Simplify right side
    14,819.40x = 199,011,172.86
  5. Step 5: Solve for x
    x = 199,011,172.86/14,819.40
  6. Step 6: Final answer
    x = 13,429.10

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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.