Home / 38,188.44-52,699.06-21,192.62

Finding the Fourth Proportional to 38,188.44, 52,699.06 and 21,192.62

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Solution

The fourth proportional to 38,188.44, 52,699.06 and 21,192.62 is: 29,245.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,188.44 : 52,699.06 = 21,192.62 : x
  2. Step 2: Convert to fraction form
    38,188.44/52,699.06 = 21,192.62/x
  3. Step 3: Cross multiply
    38,188.44x = 52,699.06 × 21,192.62
  4. Step 4: Simplify right side
    38,188.44x = 1,116,831,152.94
  5. Step 5: Solve for x
    x = 1,116,831,152.94/38,188.44
  6. Step 6: Final answer
    x = 29,245.27

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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.