Home / 37,067.40-51,152.79-20,071.47

Finding the Fourth Proportional to 37,067.40, 51,152.79 and 20,071.47

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Solution

The fourth proportional to 37,067.40, 51,152.79 and 20,071.47 is: 27,698.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,067.40 : 51,152.79 = 20,071.47 : x
  2. Step 2: Convert to fraction form
    37,067.40/51,152.79 = 20,071.47/x
  3. Step 3: Cross multiply
    37,067.40x = 51,152.79 × 20,071.47
  4. Step 4: Simplify right side
    37,067.40x = 1,026,711,689.90
  5. Step 5: Solve for x
    x = 1,026,711,689.90/37,067.40
  6. Step 6: Final answer
    x = 27,698.51

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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.