Home / 16,347.38-22,556.40-10,680.62

Finding the Fourth Proportional to 16,347.38, 22,556.40 and 10,680.62

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Solution

The fourth proportional to 16,347.38, 22,556.40 and 10,680.62 is: 14,737.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,347.38 : 22,556.40 = 10,680.62 : x
  2. Step 2: Convert to fraction form
    16,347.38/22,556.40 = 10,680.62/x
  3. Step 3: Cross multiply
    16,347.38x = 22,556.40 × 10,680.62
  4. Step 4: Simplify right side
    16,347.38x = 240,916,336.97
  5. Step 5: Solve for x
    x = 240,916,336.97/16,347.38
  6. Step 6: Final answer
    x = 14,737.31

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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.