Home / 27,272.58-37,633.10-15,335.66

Finding the Fourth Proportional to 27,272.58, 37,633.10 and 15,335.66

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Solution

The fourth proportional to 27,272.58, 37,633.10 and 15,335.66 is: 21,161.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,272.58 : 37,633.10 = 15,335.66 : x
  2. Step 2: Convert to fraction form
    27,272.58/37,633.10 = 15,335.66/x
  3. Step 3: Cross multiply
    27,272.58x = 37,633.10 × 15,335.66
  4. Step 4: Simplify right side
    27,272.58x = 577,128,161.50
  5. Step 5: Solve for x
    x = 577,128,161.50/27,272.58
  6. Step 6: Final answer
    x = 21,161.48

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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.