Home / 19,795.26-27,317.44-10,842.78

Finding the Fourth Proportional to 19,795.26, 27,317.44 and 10,842.78

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Solution

The fourth proportional to 19,795.26, 27,317.44 and 10,842.78 is: 14,963.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,795.26 : 27,317.44 = 10,842.78 : x
  2. Step 2: Convert to fraction form
    19,795.26/27,317.44 = 10,842.78/x
  3. Step 3: Cross multiply
    19,795.26x = 27,317.44 × 10,842.78
  4. Step 4: Simplify right side
    19,795.26x = 296,196,964.98
  5. Step 5: Solve for x
    x = 296,196,964.98/19,795.26
  6. Step 6: Final answer
    x = 14,963.02

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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.