Home / 27,299.99-37,673.81-15,363.43

Finding the Fourth Proportional to 27,299.99, 37,673.81 and 15,363.43

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Solution

The fourth proportional to 27,299.99, 37,673.81 and 15,363.43 is: 21,201.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,299.99 : 37,673.81 = 15,363.43 : x
  2. Step 2: Convert to fraction form
    27,299.99/37,673.81 = 15,363.43/x
  3. Step 3: Cross multiply
    27,299.99x = 37,673.81 × 15,363.43
  4. Step 4: Simplify right side
    27,299.99x = 578,798,865.95
  5. Step 5: Solve for x
    x = 578,798,865.95/27,299.99
  6. Step 6: Final answer
    x = 21,201.43

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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.