Home / 18,179.63-27,269.40-5,031.96

Finding the Fourth Proportional to 18,179.63, 27,269.40 and 5,031.96

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Solution

The fourth proportional to 18,179.63, 27,269.40 and 5,031.96 is: 7,547.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,179.63 : 27,269.40 = 5,031.96 : x
  2. Step 2: Convert to fraction form
    18,179.63/27,269.40 = 5,031.96/x
  3. Step 3: Cross multiply
    18,179.63x = 27,269.40 × 5,031.96
  4. Step 4: Simplify right side
    18,179.63x = 137,218,530.02
  5. Step 5: Solve for x
    x = 137,218,530.02/18,179.63
  6. Step 6: Final answer
    x = 7,547.93

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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.