Home / 10,600.20-14,622.12-8,929.44

Finding the Fourth Proportional to 10,600.20, 14,622.12 and 8,929.44

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Solution

The fourth proportional to 10,600.20, 14,622.12 and 8,929.44 is: 12,317.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,600.20 : 14,622.12 = 8,929.44 : x
  2. Step 2: Convert to fraction form
    10,600.20/14,622.12 = 8,929.44/x
  3. Step 3: Cross multiply
    10,600.20x = 14,622.12 × 8,929.44
  4. Step 4: Simplify right side
    10,600.20x = 130,567,343.21
  5. Step 5: Solve for x
    x = 130,567,343.21/10,600.20
  6. Step 6: Final answer
    x = 12,317.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.