Home / 19,695.43-27,180.01-10,742.93

Finding the Fourth Proportional to 19,695.43, 27,180.01 and 10,742.93

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Solution

The fourth proportional to 19,695.43, 27,180.01 and 10,742.93 is: 14,825.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,695.43 : 27,180.01 = 10,742.93 : x
  2. Step 2: Convert to fraction form
    19,695.43/27,180.01 = 10,742.93/x
  3. Step 3: Cross multiply
    19,695.43x = 27,180.01 × 10,742.93
  4. Step 4: Simplify right side
    19,695.43x = 291,992,924.28
  5. Step 5: Solve for x
    x = 291,992,924.28/19,695.43
  6. Step 6: Final answer
    x = 14,825.42

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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.