Home / 27,254.36-37,610.03-15,318.35

Finding the Fourth Proportional to 27,254.36, 37,610.03 and 15,318.35

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Solution

The fourth proportional to 27,254.36, 37,610.03 and 15,318.35 is: 21,138.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,254.36 : 37,610.03 = 15,318.35 : x
  2. Step 2: Convert to fraction form
    27,254.36/37,610.03 = 15,318.35/x
  3. Step 3: Cross multiply
    27,254.36x = 37,610.03 × 15,318.35
  4. Step 4: Simplify right side
    27,254.36x = 576,123,603.05
  5. Step 5: Solve for x
    x = 576,123,603.05/27,254.36
  6. Step 6: Final answer
    x = 21,138.77

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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.