Home / 14,550.79-21,799.75-11,224.39

Finding the Fourth Proportional to 14,550.79, 21,799.75 and 11,224.39

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Solution

The fourth proportional to 14,550.79, 21,799.75 and 11,224.39 is: 16,816.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,550.79 : 21,799.75 = 11,224.39 : x
  2. Step 2: Convert to fraction form
    14,550.79/21,799.75 = 11,224.39/x
  3. Step 3: Cross multiply
    14,550.79x = 21,799.75 × 11,224.39
  4. Step 4: Simplify right side
    14,550.79x = 244,688,730.78
  5. Step 5: Solve for x
    x = 244,688,730.78/14,550.79
  6. Step 6: Final answer
    x = 16,816.19

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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.