Home / 45,443.06-68,195.72-15,860.88

Finding the Fourth Proportional to 45,443.06, 68,195.72 and 15,860.88

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Solution

The fourth proportional to 45,443.06, 68,195.72 and 15,860.88 is: 23,802.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,443.06 : 68,195.72 = 15,860.88 : x
  2. Step 2: Convert to fraction form
    45,443.06/68,195.72 = 15,860.88/x
  3. Step 3: Cross multiply
    45,443.06x = 68,195.72 × 15,860.88
  4. Step 4: Simplify right side
    45,443.06x = 1,081,644,131.43
  5. Step 5: Solve for x
    x = 1,081,644,131.43/45,443.06
  6. Step 6: Final answer
    x = 23,802.19

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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.