Home / 27,057.96-37,341.46-15,121.32

Finding the Fourth Proportional to 27,057.96, 37,341.46 and 15,121.32

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Solution

The fourth proportional to 27,057.96, 37,341.46 and 15,121.32 is: 20,868.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,057.96 : 37,341.46 = 15,121.32 : x
  2. Step 2: Convert to fraction form
    27,057.96/37,341.46 = 15,121.32/x
  3. Step 3: Cross multiply
    27,057.96x = 37,341.46 × 15,121.32
  4. Step 4: Simplify right side
    27,057.96x = 564,652,165.93
  5. Step 5: Solve for x
    x = 564,652,165.93/27,057.96
  6. Step 6: Final answer
    x = 20,868.25

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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.