Home / 16,168.40-22,311.36-9,095

Finding the Fourth Proportional to 16,168.40, 22,311.36 and 9,095

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Solution

The fourth proportional to 16,168.40, 22,311.36 and 9,095 is: 12,550.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,168.40 : 22,311.36 = 9,095 : x
  2. Step 2: Convert to fraction form
    16,168.40/22,311.36 = 9,095/x
  3. Step 3: Cross multiply
    16,168.40x = 22,311.36 × 9,095
  4. Step 4: Simplify right side
    16,168.40x = 202,921,819.20
  5. Step 5: Solve for x
    x = 202,921,819.20/16,168.40
  6. Step 6: Final answer
    x = 12,550.52

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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.