Home / 36,049.02-49,743.40-19,915.39

Finding the Fourth Proportional to 36,049.02, 49,743.40 and 19,915.39

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Solution

The fourth proportional to 36,049.02, 49,743.40 and 19,915.39 is: 27,480.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,049.02 : 49,743.40 = 19,915.39 : x
  2. Step 2: Convert to fraction form
    36,049.02/49,743.40 = 19,915.39/x
  3. Step 3: Cross multiply
    36,049.02x = 49,743.40 × 19,915.39
  4. Step 4: Simplify right side
    36,049.02x = 990,659,210.93
  5. Step 5: Solve for x
    x = 990,659,210.93/36,049.02
  6. Step 6: Final answer
    x = 27,480.89

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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.