Home / 18,094.32-27,159.02-8,740.92

Finding the Fourth Proportional to 18,094.32, 27,159.02 and 8,740.92

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Solution

The fourth proportional to 18,094.32, 27,159.02 and 8,740.92 is: 13,119.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,094.32 : 27,159.02 = 8,740.92 : x
  2. Step 2: Convert to fraction form
    18,094.32/27,159.02 = 8,740.92/x
  3. Step 3: Cross multiply
    18,094.32x = 27,159.02 × 8,740.92
  4. Step 4: Simplify right side
    18,094.32x = 237,394,821.10
  5. Step 5: Solve for x
    x = 237,394,821.10/18,094.32
  6. Step 6: Final answer
    x = 13,119.85

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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.