Home / 14,872.40-22,301.54-8,634.33

Finding the Fourth Proportional to 14,872.40, 22,301.54 and 8,634.33

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Solution

The fourth proportional to 14,872.40, 22,301.54 and 8,634.33 is: 12,947.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,872.40 : 22,301.54 = 8,634.33 : x
  2. Step 2: Convert to fraction form
    14,872.40/22,301.54 = 8,634.33/x
  3. Step 3: Cross multiply
    14,872.40x = 22,301.54 × 8,634.33
  4. Step 4: Simplify right side
    14,872.40x = 192,558,812.70
  5. Step 5: Solve for x
    x = 192,558,812.70/14,872.40
  6. Step 6: Final answer
    x = 12,947.39

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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.