Home / 14,905.62-22,365.72-6,138.18

Finding the Fourth Proportional to 14,905.62, 22,365.72 and 6,138.18

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Solution

The fourth proportional to 14,905.62, 22,365.72 and 6,138.18 is: 9,210.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,905.62 : 22,365.72 = 6,138.18 : x
  2. Step 2: Convert to fraction form
    14,905.62/22,365.72 = 6,138.18/x
  3. Step 3: Cross multiply
    14,905.62x = 22,365.72 × 6,138.18
  4. Step 4: Simplify right side
    14,905.62x = 137,284,815.19
  5. Step 5: Solve for x
    x = 137,284,815.19/14,905.62
  6. Step 6: Final answer
    x = 9,210.27

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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.