Home / 27,144.33-37,460.25-15,207.77

Finding the Fourth Proportional to 27,144.33, 37,460.25 and 15,207.77

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Solution

The fourth proportional to 27,144.33, 37,460.25 and 15,207.77 is: 20,987.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,144.33 : 37,460.25 = 15,207.77 : x
  2. Step 2: Convert to fraction form
    27,144.33/37,460.25 = 15,207.77/x
  3. Step 3: Cross multiply
    27,144.33x = 37,460.25 × 15,207.77
  4. Step 4: Simplify right side
    27,144.33x = 569,686,678.84
  5. Step 5: Solve for x
    x = 569,686,678.84/27,144.33
  6. Step 6: Final answer
    x = 20,987.32

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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.