Home / 18,102.08-24,979.66-10,548.09

Finding the Fourth Proportional to 18,102.08, 24,979.66 and 10,548.09

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Solution

The fourth proportional to 18,102.08, 24,979.66 and 10,548.09 is: 14,555.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,102.08 : 24,979.66 = 10,548.09 : x
  2. Step 2: Convert to fraction form
    18,102.08/24,979.66 = 10,548.09/x
  3. Step 3: Cross multiply
    18,102.08x = 24,979.66 × 10,548.09
  4. Step 4: Simplify right side
    18,102.08x = 263,487,675.48
  5. Step 5: Solve for x
    x = 263,487,675.48/18,102.08
  6. Step 6: Final answer
    x = 14,555.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.