Home / 27,653.17-41,521.29-15,820.30

Finding the Fourth Proportional to 27,653.17, 41,521.29 and 15,820.30

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Solution

The fourth proportional to 27,653.17, 41,521.29 and 15,820.30 is: 23,754.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,653.17 : 41,521.29 = 15,820.30 : x
  2. Step 2: Convert to fraction form
    27,653.17/41,521.29 = 15,820.30/x
  3. Step 3: Cross multiply
    27,653.17x = 41,521.29 × 15,820.30
  4. Step 4: Simplify right side
    27,653.17x = 656,879,185.09
  5. Step 5: Solve for x
    x = 656,879,185.09/27,653.17
  6. Step 6: Final answer
    x = 23,754.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.