Home / 36,072.52-49,776.84-20,154.76

Finding the Fourth Proportional to 36,072.52, 49,776.84 and 20,154.76

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Solution

The fourth proportional to 36,072.52, 49,776.84 and 20,154.76 is: 27,811.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,072.52 : 49,776.84 = 20,154.76 : x
  2. Step 2: Convert to fraction form
    36,072.52/49,776.84 = 20,154.76/x
  3. Step 3: Cross multiply
    36,072.52x = 49,776.84 × 20,154.76
  4. Step 4: Simplify right side
    36,072.52x = 1,003,240,263.76
  5. Step 5: Solve for x
    x = 1,003,240,263.76/36,072.52
  6. Step 6: Final answer
    x = 27,811.76

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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.