Home / 18,410.59-27,614.26-7,877.35

Finding the Fourth Proportional to 18,410.59, 27,614.26 and 7,877.35

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Solution

The fourth proportional to 18,410.59, 27,614.26 and 7,877.35 is: 11,815.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,410.59 : 27,614.26 = 7,877.35 : x
  2. Step 2: Convert to fraction form
    18,410.59/27,614.26 = 7,877.35/x
  3. Step 3: Cross multiply
    18,410.59x = 27,614.26 × 7,877.35
  4. Step 4: Simplify right side
    18,410.59x = 217,527,013.55
  5. Step 5: Solve for x
    x = 217,527,013.55/18,410.59
  6. Step 6: Final answer
    x = 11,815.32

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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.