Home / 27,168.24-37,491.72-15,844.32

Finding the Fourth Proportional to 27,168.24, 37,491.72 and 15,844.32

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Solution

The fourth proportional to 27,168.24, 37,491.72 and 15,844.32 is: 21,864.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,168.24 : 37,491.72 = 15,844.32 : x
  2. Step 2: Convert to fraction form
    27,168.24/37,491.72 = 15,844.32/x
  3. Step 3: Cross multiply
    27,168.24x = 37,491.72 × 15,844.32
  4. Step 4: Simplify right side
    27,168.24x = 594,030,809.03
  5. Step 5: Solve for x
    x = 594,030,809.03/27,168.24
  6. Step 6: Final answer
    x = 21,864.90

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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.