Home / 27,346.08-37,741.20-15,412

Finding the Fourth Proportional to 27,346.08, 37,741.20 and 15,412

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Solution

The fourth proportional to 27,346.08, 37,741.20 and 15,412 is: 21,270.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,346.08 : 37,741.20 = 15,412 : x
  2. Step 2: Convert to fraction form
    27,346.08/37,741.20 = 15,412/x
  3. Step 3: Cross multiply
    27,346.08x = 37,741.20 × 15,412
  4. Step 4: Simplify right side
    27,346.08x = 581,667,374.40
  5. Step 5: Solve for x
    x = 581,667,374.40/27,346.08
  6. Step 6: Final answer
    x = 21,270.59

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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.