Home / 36,089.13-49,803.07-20,173.57

Finding the Fourth Proportional to 36,089.13, 49,803.07 and 20,173.57

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Solution

The fourth proportional to 36,089.13, 49,803.07 and 20,173.57 is: 27,839.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,089.13 : 49,803.07 = 20,173.57 : x
  2. Step 2: Convert to fraction form
    36,089.13/49,803.07 = 20,173.57/x
  3. Step 3: Cross multiply
    36,089.13x = 49,803.07 × 20,173.57
  4. Step 4: Simplify right side
    36,089.13x = 1,004,705,718.86
  5. Step 5: Solve for x
    x = 1,004,705,718.86/36,089.13
  6. Step 6: Final answer
    x = 27,839.57

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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.