Home / 14,267.48-21,398.78-5,495.18

Finding the Fourth Proportional to 14,267.48, 21,398.78 and 5,495.18

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Solution

The fourth proportional to 14,267.48, 21,398.78 and 5,495.18 is: 8,241.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,267.48 : 21,398.78 = 5,495.18 : x
  2. Step 2: Convert to fraction form
    14,267.48/21,398.78 = 5,495.18/x
  3. Step 3: Cross multiply
    14,267.48x = 21,398.78 × 5,495.18
  4. Step 4: Simplify right side
    14,267.48x = 117,590,054.62
  5. Step 5: Solve for x
    x = 117,590,054.62/14,267.48
  6. Step 6: Final answer
    x = 8,241.83

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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.