Home / 14,162.20-21,252.54-5,397.19

Finding the Fourth Proportional to 14,162.20, 21,252.54 and 5,397.19

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Solution

The fourth proportional to 14,162.20, 21,252.54 and 5,397.19 is: 8,099.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,162.20 : 21,252.54 = 5,397.19 : x
  2. Step 2: Convert to fraction form
    14,162.20/21,252.54 = 5,397.19/x
  3. Step 3: Cross multiply
    14,162.20x = 21,252.54 × 5,397.19
  4. Step 4: Simplify right side
    14,162.20x = 114,703,996.36
  5. Step 5: Solve for x
    x = 114,703,996.36/14,162.20
  6. Step 6: Final answer
    x = 8,099.31

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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.