Home / 27,310.52-37,688.10-15,373.82

Finding the Fourth Proportional to 27,310.52, 37,688.10 and 15,373.82

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Solution

The fourth proportional to 27,310.52, 37,688.10 and 15,373.82 is: 21,215.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,310.52 : 37,688.10 = 15,373.82 : x
  2. Step 2: Convert to fraction form
    27,310.52/37,688.10 = 15,373.82/x
  3. Step 3: Cross multiply
    27,310.52x = 37,688.10 × 15,373.82
  4. Step 4: Simplify right side
    27,310.52x = 579,410,065.54
  5. Step 5: Solve for x
    x = 579,410,065.54/27,310.52
  6. Step 6: Final answer
    x = 21,215.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.