Home / 36,946.53-55,405.49-11,980.58

Finding the Fourth Proportional to 36,946.53, 55,405.49 and 11,980.58

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Solution

The fourth proportional to 36,946.53, 55,405.49 and 11,980.58 is: 17,966.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,946.53 : 55,405.49 = 11,980.58 : x
  2. Step 2: Convert to fraction form
    36,946.53/55,405.49 = 11,980.58/x
  3. Step 3: Cross multiply
    36,946.53x = 55,405.49 × 11,980.58
  4. Step 4: Simplify right side
    36,946.53x = 663,789,568.45
  5. Step 5: Solve for x
    x = 663,789,568.45/36,946.53
  6. Step 6: Final answer
    x = 17,966.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.