Home / 27,300.24-37,674.15-15,363.68

Finding the Fourth Proportional to 27,300.24, 37,674.15 and 15,363.68

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Solution

The fourth proportional to 27,300.24, 37,674.15 and 15,363.68 is: 21,201.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,300.24 : 37,674.15 = 15,363.68 : x
  2. Step 2: Convert to fraction form
    27,300.24/37,674.15 = 15,363.68/x
  3. Step 3: Cross multiply
    27,300.24x = 37,674.15 × 15,363.68
  4. Step 4: Simplify right side
    27,300.24x = 578,813,584.87
  5. Step 5: Solve for x
    x = 578,813,584.87/27,300.24
  6. Step 6: Final answer
    x = 21,201.78

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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.