Home / 27,339.71-41,009.58-7,618.79

Finding the Fourth Proportional to 27,339.71, 41,009.58 and 7,618.79

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Solution

The fourth proportional to 27,339.71, 41,009.58 and 7,618.79 is: 11,428.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,339.71 : 41,009.58 = 7,618.79 : x
  2. Step 2: Convert to fraction form
    27,339.71/41,009.58 = 7,618.79/x
  3. Step 3: Cross multiply
    27,339.71x = 41,009.58 × 7,618.79
  4. Step 4: Simplify right side
    27,339.71x = 312,443,172.96
  5. Step 5: Solve for x
    x = 312,443,172.96/27,339.71
  6. Step 6: Final answer
    x = 11,428.18

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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.