Home / 16,441.26-22,688.98-8,989.26

Finding the Fourth Proportional to 16,441.26, 22,688.98 and 8,989.26

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Solution

The fourth proportional to 16,441.26, 22,688.98 and 8,989.26 is: 12,405.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,441.26 : 22,688.98 = 8,989.26 : x
  2. Step 2: Convert to fraction form
    16,441.26/22,688.98 = 8,989.26/x
  3. Step 3: Cross multiply
    16,441.26x = 22,688.98 × 8,989.26
  4. Step 4: Simplify right side
    16,441.26x = 203,957,140.35
  5. Step 5: Solve for x
    x = 203,957,140.35/16,441.26
  6. Step 6: Final answer
    x = 12,405.20

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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.