Home / 27,215.22-37,552.76-15,276.29

Finding the Fourth Proportional to 27,215.22, 37,552.76 and 15,276.29

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Solution

The fourth proportional to 27,215.22, 37,552.76 and 15,276.29 is: 21,078.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,215.22 : 37,552.76 = 15,276.29 : x
  2. Step 2: Convert to fraction form
    27,215.22/37,552.76 = 15,276.29/x
  3. Step 3: Cross multiply
    27,215.22x = 37,552.76 × 15,276.29
  4. Step 4: Simplify right side
    27,215.22x = 573,666,587.92
  5. Step 5: Solve for x
    x = 573,666,587.92/27,215.22
  6. Step 6: Final answer
    x = 21,078.89

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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.