Home / 27,448.33-37,878.77-15,349.24

Finding the Fourth Proportional to 27,448.33, 37,878.77 and 15,349.24

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Solution

The fourth proportional to 27,448.33, 37,878.77 and 15,349.24 is: 21,181.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,448.33 : 37,878.77 = 15,349.24 : x
  2. Step 2: Convert to fraction form
    27,448.33/37,878.77 = 15,349.24/x
  3. Step 3: Cross multiply
    27,448.33x = 37,878.77 × 15,349.24
  4. Step 4: Simplify right side
    27,448.33x = 581,410,254.89
  5. Step 5: Solve for x
    x = 581,410,254.89/27,448.33
  6. Step 6: Final answer
    x = 21,181.99

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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.