Home / 36,280.64-54,419.54-9,984.66

Finding the Fourth Proportional to 36,280.64, 54,419.54 and 9,984.66

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Solution

The fourth proportional to 36,280.64, 54,419.54 and 9,984.66 is: 14,976.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,280.64 : 54,419.54 = 9,984.66 : x
  2. Step 2: Convert to fraction form
    36,280.64/54,419.54 = 9,984.66/x
  3. Step 3: Cross multiply
    36,280.64x = 54,419.54 × 9,984.66
  4. Step 4: Simplify right side
    36,280.64x = 543,360,554.33
  5. Step 5: Solve for x
    x = 543,360,554.33/36,280.64
  6. Step 6: Final answer
    x = 14,976.60

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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.