Home / 27,299.74-37,673.20-15,363.07

Finding the Fourth Proportional to 27,299.74, 37,673.20 and 15,363.07

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Solution

The fourth proportional to 27,299.74, 37,673.20 and 15,363.07 is: 21,200.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,299.74 : 37,673.20 = 15,363.07 : x
  2. Step 2: Convert to fraction form
    27,299.74/37,673.20 = 15,363.07/x
  3. Step 3: Cross multiply
    27,299.74x = 37,673.20 × 15,363.07
  4. Step 4: Simplify right side
    27,299.74x = 578,776,008.72
  5. Step 5: Solve for x
    x = 578,776,008.72/27,299.74
  6. Step 6: Final answer
    x = 21,200.79

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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.