Home / 38,188.24-52,697.92-21,192.28

Finding the Fourth Proportional to 38,188.24, 52,697.92 and 21,192.28

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Solution

The fourth proportional to 38,188.24, 52,697.92 and 21,192.28 is: 29,244.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,188.24 : 52,697.92 = 21,192.28 : x
  2. Step 2: Convert to fraction form
    38,188.24/52,697.92 = 21,192.28/x
  3. Step 3: Cross multiply
    38,188.24x = 52,697.92 × 21,192.28
  4. Step 4: Simplify right side
    38,188.24x = 1,116,789,076.06
  5. Step 5: Solve for x
    x = 1,116,789,076.06/38,188.24
  6. Step 6: Final answer
    x = 29,244.32

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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.