Home / 27,285.68-37,654.36-15,349.16

Finding the Fourth Proportional to 27,285.68, 37,654.36 and 15,349.16

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Solution

The fourth proportional to 27,285.68, 37,654.36 and 15,349.16 is: 21,181.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,285.68 : 37,654.36 = 15,349.16 : x
  2. Step 2: Convert to fraction form
    27,285.68/37,654.36 = 15,349.16/x
  3. Step 3: Cross multiply
    27,285.68x = 37,654.36 × 15,349.16
  4. Step 4: Simplify right side
    27,285.68x = 577,962,796.34
  5. Step 5: Solve for x
    x = 577,962,796.34/27,285.68
  6. Step 6: Final answer
    x = 21,181.91

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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.