Home / 36,151.84-49,891.51-20,239.59

Finding the Fourth Proportional to 36,151.84, 49,891.51 and 20,239.59

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Solution

The fourth proportional to 36,151.84, 49,891.51 and 20,239.59 is: 27,931.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,151.84 : 49,891.51 = 20,239.59 : x
  2. Step 2: Convert to fraction form
    36,151.84/49,891.51 = 20,239.59/x
  3. Step 3: Cross multiply
    36,151.84x = 49,891.51 × 20,239.59
  4. Step 4: Simplify right side
    36,151.84x = 1,009,783,706.88
  5. Step 5: Solve for x
    x = 1,009,783,706.88/36,151.84
  6. Step 6: Final answer
    x = 27,931.74

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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.