Home / 39,728.01-54,827.60-24,623.64

Finding the Fourth Proportional to 39,728.01, 54,827.60 and 24,623.64

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Solution

The fourth proportional to 39,728.01, 54,827.60 and 24,623.64 is: 33,982.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,728.01 : 54,827.60 = 24,623.64 : x
  2. Step 2: Convert to fraction form
    39,728.01/54,827.60 = 24,623.64/x
  3. Step 3: Cross multiply
    39,728.01x = 54,827.60 × 24,623.64
  4. Step 4: Simplify right side
    39,728.01x = 1,350,054,961.35
  5. Step 5: Solve for x
    x = 1,350,054,961.35/39,728.01
  6. Step 6: Final answer
    x = 33,982.45

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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.