Home / 27,362.68-37,760.58-15,426.05

Finding the Fourth Proportional to 27,362.68, 37,760.58 and 15,426.05

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Solution

The fourth proportional to 27,362.68, 37,760.58 and 15,426.05 is: 21,287.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,362.68 : 37,760.58 = 15,426.05 : x
  2. Step 2: Convert to fraction form
    27,362.68/37,760.58 = 15,426.05/x
  3. Step 3: Cross multiply
    27,362.68x = 37,760.58 × 15,426.05
  4. Step 4: Simplify right side
    27,362.68x = 582,496,406.31
  5. Step 5: Solve for x
    x = 582,496,406.31/27,362.68
  6. Step 6: Final answer
    x = 21,287.99

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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.