Home / 27,362.94-37,761.30-15,426.87

Finding the Fourth Proportional to 27,362.94, 37,761.30 and 15,426.87

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Solution

The fourth proportional to 27,362.94, 37,761.30 and 15,426.87 is: 21,289.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,362.94 : 37,761.30 = 15,426.87 : x
  2. Step 2: Convert to fraction form
    27,362.94/37,761.30 = 15,426.87/x
  3. Step 3: Cross multiply
    27,362.94x = 37,761.30 × 15,426.87
  4. Step 4: Simplify right side
    27,362.94x = 582,538,666.13
  5. Step 5: Solve for x
    x = 582,538,666.13/27,362.94
  6. Step 6: Final answer
    x = 21,289.33

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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.