Home / 36,146.98-49,880.88-20,228.35

Finding the Fourth Proportional to 36,146.98, 49,880.88 and 20,228.35

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Solution

The fourth proportional to 36,146.98, 49,880.88 and 20,228.35 is: 27,914.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,146.98 : 49,880.88 = 20,228.35 : x
  2. Step 2: Convert to fraction form
    36,146.98/49,880.88 = 20,228.35/x
  3. Step 3: Cross multiply
    36,146.98x = 49,880.88 × 20,228.35
  4. Step 4: Simplify right side
    36,146.98x = 1,009,007,898.95
  5. Step 5: Solve for x
    x = 1,009,007,898.95/36,146.98
  6. Step 6: Final answer
    x = 27,914.03

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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.