Home / 18,476.04-27,697.50-6,781.08

Finding the Fourth Proportional to 18,476.04, 27,697.50 and 6,781.08

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Solution

The fourth proportional to 18,476.04, 27,697.50 and 6,781.08 is: 10,165.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,476.04 : 27,697.50 = 6,781.08 : x
  2. Step 2: Convert to fraction form
    18,476.04/27,697.50 = 6,781.08/x
  3. Step 3: Cross multiply
    18,476.04x = 27,697.50 × 6,781.08
  4. Step 4: Simplify right side
    18,476.04x = 187,818,963.30
  5. Step 5: Solve for x
    x = 187,818,963.30/18,476.04
  6. Step 6: Final answer
    x = 10,165.54

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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.