Home / 36,053.16-49,753.26-20,137.64

Finding the Fourth Proportional to 36,053.16, 49,753.26 and 20,137.64

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Solution

The fourth proportional to 36,053.16, 49,753.26 and 20,137.64 is: 27,789.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,053.16 : 49,753.26 = 20,137.64 : x
  2. Step 2: Convert to fraction form
    36,053.16/49,753.26 = 20,137.64/x
  3. Step 3: Cross multiply
    36,053.16x = 49,753.26 × 20,137.64
  4. Step 4: Simplify right side
    36,053.16x = 1,001,913,238.71
  5. Step 5: Solve for x
    x = 1,001,913,238.71/36,053.16
  6. Step 6: Final answer
    x = 27,789.89

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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.