Home / 14,774.20-22,161.30-8,869.30

Finding the Fourth Proportional to 14,774.20, 22,161.30 and 8,869.30

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Solution

The fourth proportional to 14,774.20, 22,161.30 and 8,869.30 is: 13,303.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,774.20 : 22,161.30 = 8,869.30 : x
  2. Step 2: Convert to fraction form
    14,774.20/22,161.30 = 8,869.30/x
  3. Step 3: Cross multiply
    14,774.20x = 22,161.30 × 8,869.30
  4. Step 4: Simplify right side
    14,774.20x = 196,555,218.09
  5. Step 5: Solve for x
    x = 196,555,218.09/14,774.20
  6. Step 6: Final answer
    x = 13,303.95

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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.