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Finding the Fourth Proportional to 36,477.77, 50,339.36 and 19,710.77

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Solution

The fourth proportional to 36,477.77, 50,339.36 and 19,710.77 is: 27,200.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,477.77 : 50,339.36 = 19,710.77 : x
  2. Step 2: Convert to fraction form
    36,477.77/50,339.36 = 19,710.77/x
  3. Step 3: Cross multiply
    36,477.77x = 50,339.36 × 19,710.77
  4. Step 4: Simplify right side
    36,477.77x = 992,227,448.35
  5. Step 5: Solve for x
    x = 992,227,448.35/36,477.77
  6. Step 6: Final answer
    x = 27,200.88

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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.