Home / 27,148.34-37,466.21-15,215.51

Finding the Fourth Proportional to 27,148.34, 37,466.21 and 15,215.51

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Solution

The fourth proportional to 27,148.34, 37,466.21 and 15,215.51 is: 20,998.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,148.34 : 37,466.21 = 15,215.51 : x
  2. Step 2: Convert to fraction form
    27,148.34/37,466.21 = 15,215.51/x
  3. Step 3: Cross multiply
    27,148.34x = 37,466.21 × 15,215.51
  4. Step 4: Simplify right side
    27,148.34x = 570,067,624.62
  5. Step 5: Solve for x
    x = 570,067,624.62/27,148.34
  6. Step 6: Final answer
    x = 20,998.25

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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.