Home / 27,283.06-37,650.25-15,346.39

Finding the Fourth Proportional to 27,283.06, 37,650.25 and 15,346.39

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Solution

The fourth proportional to 27,283.06, 37,650.25 and 15,346.39 is: 21,177.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,283.06 : 37,650.25 = 15,346.39 : x
  2. Step 2: Convert to fraction form
    27,283.06/37,650.25 = 15,346.39/x
  3. Step 3: Cross multiply
    27,283.06x = 37,650.25 × 15,346.39
  4. Step 4: Simplify right side
    27,283.06x = 577,795,420.10
  5. Step 5: Solve for x
    x = 577,795,420.10/27,283.06
  6. Step 6: Final answer
    x = 21,177.81

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1.5x scale

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.