Home / 36,126.84-49,853.86-20,210.94

Finding the Fourth Proportional to 36,126.84, 49,853.86 and 20,210.94

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Solution

The fourth proportional to 36,126.84, 49,853.86 and 20,210.94 is: 27,890.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,126.84 : 49,853.86 = 20,210.94 : x
  2. Step 2: Convert to fraction form
    36,126.84/49,853.86 = 20,210.94/x
  3. Step 3: Cross multiply
    36,126.84x = 49,853.86 × 20,210.94
  4. Step 4: Simplify right side
    36,126.84x = 1,007,593,373.23
  5. Step 5: Solve for x
    x = 1,007,593,373.23/36,126.84
  6. Step 6: Final answer
    x = 27,890.44

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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.