Home / 27,426.96-37,849.32-15,490.44

Finding the Fourth Proportional to 27,426.96, 37,849.32 and 15,490.44

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Solution

The fourth proportional to 27,426.96, 37,849.32 and 15,490.44 is: 21,376.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,426.96 : 37,849.32 = 15,490.44 : x
  2. Step 2: Convert to fraction form
    27,426.96/37,849.32 = 15,490.44/x
  3. Step 3: Cross multiply
    27,426.96x = 37,849.32 × 15,490.44
  4. Step 4: Simplify right side
    27,426.96x = 586,302,620.50
  5. Step 5: Solve for x
    x = 586,302,620.50/27,426.96
  6. Step 6: Final answer
    x = 21,376.87

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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.