Home / 38,316.24-52,873.56-21,546

Finding the Fourth Proportional to 38,316.24, 52,873.56 and 21,546

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Solution

The fourth proportional to 38,316.24, 52,873.56 and 21,546 is: 29,731.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,316.24 : 52,873.56 = 21,546 : x
  2. Step 2: Convert to fraction form
    38,316.24/52,873.56 = 21,546/x
  3. Step 3: Cross multiply
    38,316.24x = 52,873.56 × 21,546
  4. Step 4: Simplify right side
    38,316.24x = 1,139,213,723.76
  5. Step 5: Solve for x
    x = 1,139,213,723.76/38,316.24
  6. Step 6: Final answer
    x = 29,731.88

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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.