Home / 27,272.21-37,634.89-15,335.24

Finding the Fourth Proportional to 27,272.21, 37,634.89 and 15,335.24

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Solution

The fourth proportional to 27,272.21, 37,634.89 and 15,335.24 is: 21,162.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,272.21 : 37,634.89 = 15,335.24 : x
  2. Step 2: Convert to fraction form
    27,272.21/37,634.89 = 15,335.24/x
  3. Step 3: Cross multiply
    27,272.21x = 37,634.89 × 15,335.24
  4. Step 4: Simplify right side
    27,272.21x = 577,140,070.52
  5. Step 5: Solve for x
    x = 577,140,070.52/27,272.21
  6. Step 6: Final answer
    x = 21,162.20

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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.