Home / 15,714.94-23,540.84-7,269.62

Finding the Fourth Proportional to 15,714.94, 23,540.84 and 7,269.62

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Solution

The fourth proportional to 15,714.94, 23,540.84 and 7,269.62 is: 10,889.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,714.94 : 23,540.84 = 7,269.62 : x
  2. Step 2: Convert to fraction form
    15,714.94/23,540.84 = 7,269.62/x
  3. Step 3: Cross multiply
    15,714.94x = 23,540.84 × 7,269.62
  4. Step 4: Simplify right side
    15,714.94x = 171,132,875.38
  5. Step 5: Solve for x
    x = 171,132,875.38/15,714.94
  6. Step 6: Final answer
    x = 10,889.82

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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.