Home / 18,181.52-27,267.24-5,032.88

Finding the Fourth Proportional to 18,181.52, 27,267.24 and 5,032.88

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Solution

The fourth proportional to 18,181.52, 27,267.24 and 5,032.88 is: 7,547.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,181.52 : 27,267.24 = 5,032.88 : x
  2. Step 2: Convert to fraction form
    18,181.52/27,267.24 = 5,032.88/x
  3. Step 3: Cross multiply
    18,181.52x = 27,267.24 × 5,032.88
  4. Step 4: Simplify right side
    18,181.52x = 137,232,746.85
  5. Step 5: Solve for x
    x = 137,232,746.85/18,181.52
  6. Step 6: Final answer
    x = 7,547.92

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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.