Home / 25,359.30-38,029.64-8,714.61

Finding the Fourth Proportional to 25,359.30, 38,029.64 and 8,714.61

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Solution

The fourth proportional to 25,359.30, 38,029.64 and 8,714.61 is: 13,068.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,359.30 : 38,029.64 = 8,714.61 : x
  2. Step 2: Convert to fraction form
    25,359.30/38,029.64 = 8,714.61/x
  3. Step 3: Cross multiply
    25,359.30x = 38,029.64 × 8,714.61
  4. Step 4: Simplify right side
    25,359.30x = 331,413,437.47
  5. Step 5: Solve for x
    x = 331,413,437.47/25,359.30
  6. Step 6: Final answer
    x = 13,068.71

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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.