Home / 36,786.07-55,179.62-10,490.81

Finding the Fourth Proportional to 36,786.07, 55,179.62 and 10,490.81

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Solution

The fourth proportional to 36,786.07, 55,179.62 and 10,490.81 is: 15,736.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,786.07 : 55,179.62 = 10,490.81 : x
  2. Step 2: Convert to fraction form
    36,786.07/55,179.62 = 10,490.81/x
  3. Step 3: Cross multiply
    36,786.07x = 55,179.62 × 10,490.81
  4. Step 4: Simplify right side
    36,786.07x = 578,878,909.29
  5. Step 5: Solve for x
    x = 578,878,909.29/36,786.07
  6. Step 6: Final answer
    x = 15,736.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.