Home / 27,314.66-37,697.85-15,380.34

Finding the Fourth Proportional to 27,314.66, 37,697.85 and 15,380.34

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Solution

The fourth proportional to 27,314.66, 37,697.85 and 15,380.34 is: 21,226.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,314.66 : 37,697.85 = 15,380.34 : x
  2. Step 2: Convert to fraction form
    27,314.66/37,697.85 = 15,380.34/x
  3. Step 3: Cross multiply
    27,314.66x = 37,697.85 × 15,380.34
  4. Step 4: Simplify right side
    27,314.66x = 579,805,750.27
  5. Step 5: Solve for x
    x = 579,805,750.27/27,314.66
  6. Step 6: Final answer
    x = 21,226.91

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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.