Home / 36,979.56-51,030.27-21,063.87

Finding the Fourth Proportional to 36,979.56, 51,030.27 and 21,063.87

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Solution

The fourth proportional to 36,979.56, 51,030.27 and 21,063.87 is: 29,067.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,979.56 : 51,030.27 = 21,063.87 : x
  2. Step 2: Convert to fraction form
    36,979.56/51,030.27 = 21,063.87/x
  3. Step 3: Cross multiply
    36,979.56x = 51,030.27 × 21,063.87
  4. Step 4: Simplify right side
    36,979.56x = 1,074,894,973.34
  5. Step 5: Solve for x
    x = 1,074,894,973.34/36,979.56
  6. Step 6: Final answer
    x = 29,067.27

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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.