Home / 27,298.20-37,668.46-15,361.28

Finding the Fourth Proportional to 27,298.20, 37,668.46 and 15,361.28

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Solution

The fourth proportional to 27,298.20, 37,668.46 and 15,361.28 is: 21,196.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,298.20 : 37,668.46 = 15,361.28 : x
  2. Step 2: Convert to fraction form
    27,298.20/37,668.46 = 15,361.28/x
  3. Step 3: Cross multiply
    27,298.20x = 37,668.46 × 15,361.28
  4. Step 4: Simplify right side
    27,298.20x = 578,635,761.23
  5. Step 5: Solve for x
    x = 578,635,761.23/27,298.20
  6. Step 6: Final answer
    x = 21,196.85

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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.