Home / 27,362.20-37,756.61-15,424.82

Finding the Fourth Proportional to 27,362.20, 37,756.61 and 15,424.82

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Solution

The fourth proportional to 27,362.20, 37,756.61 and 15,424.82 is: 21,284.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,362.20 : 37,756.61 = 15,424.82 : x
  2. Step 2: Convert to fraction form
    27,362.20/37,756.61 = 15,424.82/x
  3. Step 3: Cross multiply
    27,362.20x = 37,756.61 × 15,424.82
  4. Step 4: Simplify right side
    27,362.20x = 582,389,046.01
  5. Step 5: Solve for x
    x = 582,389,046.01/27,362.20
  6. Step 6: Final answer
    x = 21,284.44

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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.