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Finding the Fourth Proportional to 27,425.51, 41,143.32 and 8,710.32

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Solution

The fourth proportional to 27,425.51, 41,143.32 and 8,710.32 is: 13,067.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,425.51 : 41,143.32 = 8,710.32 : x
  2. Step 2: Convert to fraction form
    27,425.51/41,143.32 = 8,710.32/x
  3. Step 3: Cross multiply
    27,425.51x = 41,143.32 × 8,710.32
  4. Step 4: Simplify right side
    27,425.51x = 358,371,483.06
  5. Step 5: Solve for x
    x = 358,371,483.06/27,425.51
  6. Step 6: Final answer
    x = 13,067.09

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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.