Home / 27,854.47-41,788.19-9,133.35

Finding the Fourth Proportional to 27,854.47, 41,788.19 and 9,133.35

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Solution

The fourth proportional to 27,854.47, 41,788.19 and 9,133.35 is: 13,702.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,854.47 : 41,788.19 = 9,133.35 : x
  2. Step 2: Convert to fraction form
    27,854.47/41,788.19 = 9,133.35/x
  3. Step 3: Cross multiply
    27,854.47x = 41,788.19 × 9,133.35
  4. Step 4: Simplify right side
    27,854.47x = 381,666,165.14
  5. Step 5: Solve for x
    x = 381,666,165.14/27,854.47
  6. Step 6: Final answer
    x = 13,702.15

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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.