Home / 27,299.05-37,672.56-15,362.59

Finding the Fourth Proportional to 27,299.05, 37,672.56 and 15,362.59

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Solution

The fourth proportional to 27,299.05, 37,672.56 and 15,362.59 is: 21,200.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,299.05 : 37,672.56 = 15,362.59 : x
  2. Step 2: Convert to fraction form
    27,299.05/37,672.56 = 15,362.59/x
  3. Step 3: Cross multiply
    27,299.05x = 37,672.56 × 15,362.59
  4. Step 4: Simplify right side
    27,299.05x = 578,747,905.17
  5. Step 5: Solve for x
    x = 578,747,905.17/27,299.05
  6. Step 6: Final answer
    x = 21,200.29

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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.