Home / 27,428.37-41,148.30-15,587.64

Finding the Fourth Proportional to 27,428.37, 41,148.30 and 15,587.64

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Solution

The fourth proportional to 27,428.37, 41,148.30 and 15,587.64 is: 23,384.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,428.37 : 41,148.30 = 15,587.64 : x
  2. Step 2: Convert to fraction form
    27,428.37/41,148.30 = 15,587.64/x
  3. Step 3: Cross multiply
    27,428.37x = 41,148.30 × 15,587.64
  4. Step 4: Simplify right side
    27,428.37x = 641,404,945.47
  5. Step 5: Solve for x
    x = 641,404,945.47/27,428.37
  6. Step 6: Final answer
    x = 23,384.73

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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.