Home / 27,026.40-40,529.27-12,982.52

Finding the Fourth Proportional to 27,026.40, 40,529.27 and 12,982.52

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Solution

The fourth proportional to 27,026.40, 40,529.27 and 12,982.52 is: 19,468.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,026.40 : 40,529.27 = 12,982.52 : x
  2. Step 2: Convert to fraction form
    27,026.40/40,529.27 = 12,982.52/x
  3. Step 3: Cross multiply
    27,026.40x = 40,529.27 × 12,982.52
  4. Step 4: Simplify right side
    27,026.40x = 526,172,058.36
  5. Step 5: Solve for x
    x = 526,172,058.36/27,026.40
  6. Step 6: Final answer
    x = 19,468.82

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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.