Home / 22,553.63-31,124.52-14,609.68

Finding the Fourth Proportional to 22,553.63, 31,124.52 and 14,609.68

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Solution

The fourth proportional to 22,553.63, 31,124.52 and 14,609.68 is: 20,161.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,553.63 : 31,124.52 = 14,609.68 : x
  2. Step 2: Convert to fraction form
    22,553.63/31,124.52 = 14,609.68/x
  3. Step 3: Cross multiply
    22,553.63x = 31,124.52 × 14,609.68
  4. Step 4: Simplify right side
    22,553.63x = 454,719,199.54
  5. Step 5: Solve for x
    x = 454,719,199.54/22,553.63
  6. Step 6: Final answer
    x = 20,161.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.