Home / 27,384.48-41,068.08-7,661.52

Finding the Fourth Proportional to 27,384.48, 41,068.08 and 7,661.52

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Solution

The fourth proportional to 27,384.48, 41,068.08 and 7,661.52 is: 11,489.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,384.48 : 41,068.08 = 7,661.52 : x
  2. Step 2: Convert to fraction form
    27,384.48/41,068.08 = 7,661.52/x
  3. Step 3: Cross multiply
    27,384.48x = 41,068.08 × 7,661.52
  4. Step 4: Simplify right side
    27,384.48x = 314,643,916.28
  5. Step 5: Solve for x
    x = 314,643,916.28/27,384.48
  6. Step 6: Final answer
    x = 11,489.86

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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.