Home / 38,186.64-52,697.89-21,192.03

Finding the Fourth Proportional to 38,186.64, 52,697.89 and 21,192.03

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Solution

The fourth proportional to 38,186.64, 52,697.89 and 21,192.03 is: 29,245.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,186.64 : 52,697.89 = 21,192.03 : x
  2. Step 2: Convert to fraction form
    38,186.64/52,697.89 = 21,192.03/x
  3. Step 3: Cross multiply
    38,186.64x = 52,697.89 × 21,192.03
  4. Step 4: Simplify right side
    38,186.64x = 1,116,775,292.31
  5. Step 5: Solve for x
    x = 1,116,775,292.31/38,186.64
  6. Step 6: Final answer
    x = 29,245.18

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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.