Home / 27,185.58-37,515.48-15,248.64

Finding the Fourth Proportional to 27,185.58, 37,515.48 and 15,248.64

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Solution

The fourth proportional to 27,185.58, 37,515.48 and 15,248.64 is: 21,042.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,185.58 : 37,515.48 = 15,248.64 : x
  2. Step 2: Convert to fraction form
    27,185.58/37,515.48 = 15,248.64/x
  3. Step 3: Cross multiply
    27,185.58x = 37,515.48 × 15,248.64
  4. Step 4: Simplify right side
    27,185.58x = 572,060,048.95
  5. Step 5: Solve for x
    x = 572,060,048.95/27,185.58
  6. Step 6: Final answer
    x = 21,042.78

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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.