Home / 38,067.16-52,531.95-21,071.42

Finding the Fourth Proportional to 38,067.16, 52,531.95 and 21,071.42

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Solution

The fourth proportional to 38,067.16, 52,531.95 and 21,071.42 is: 29,078.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,067.16 : 52,531.95 = 21,071.42 : x
  2. Step 2: Convert to fraction form
    38,067.16/52,531.95 = 21,071.42/x
  3. Step 3: Cross multiply
    38,067.16x = 52,531.95 × 21,071.42
  4. Step 4: Simplify right side
    38,067.16x = 1,106,922,519.21
  5. Step 5: Solve for x
    x = 1,106,922,519.21/38,067.16
  6. Step 6: Final answer
    x = 29,078.15

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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.