Home / 18,401.59-27,602.85-6,714.81

Finding the Fourth Proportional to 18,401.59, 27,602.85 and 6,714.81

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Solution

The fourth proportional to 18,401.59, 27,602.85 and 6,714.81 is: 10,072.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,401.59 : 27,602.85 = 6,714.81 : x
  2. Step 2: Convert to fraction form
    18,401.59/27,602.85 = 6,714.81/x
  3. Step 3: Cross multiply
    18,401.59x = 27,602.85 × 6,714.81
  4. Step 4: Simplify right side
    18,401.59x = 185,347,893.21
  5. Step 5: Solve for x
    x = 185,347,893.21/18,401.59
  6. Step 6: Final answer
    x = 10,072.38

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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.