Home / 27,059.81-37,342.41-15,123.14

Finding the Fourth Proportional to 27,059.81, 37,342.41 and 15,123.14

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Solution

The fourth proportional to 27,059.81, 37,342.41 and 15,123.14 is: 20,869.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,059.81 : 37,342.41 = 15,123.14 : x
  2. Step 2: Convert to fraction form
    27,059.81/37,342.41 = 15,123.14/x
  3. Step 3: Cross multiply
    27,059.81x = 37,342.41 × 15,123.14
  4. Step 4: Simplify right side
    27,059.81x = 564,734,494.37
  5. Step 5: Solve for x
    x = 564,734,494.37/27,059.81
  6. Step 6: Final answer
    x = 20,869.86

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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.