Home / 25,812.55-38,714.20-6,837.31

Finding the Fourth Proportional to 25,812.55, 38,714.20 and 6,837.31

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Solution

The fourth proportional to 25,812.55, 38,714.20 and 6,837.31 is: 10,254.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,812.55 : 38,714.20 = 6,837.31 : x
  2. Step 2: Convert to fraction form
    25,812.55/38,714.20 = 6,837.31/x
  3. Step 3: Cross multiply
    25,812.55x = 38,714.20 × 6,837.31
  4. Step 4: Simplify right side
    25,812.55x = 264,700,986.80
  5. Step 5: Solve for x
    x = 264,700,986.80/25,812.55
  6. Step 6: Final answer
    x = 10,254.74

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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.