Home / 39,794.32-54,916.20-23,027.60

Finding the Fourth Proportional to 39,794.32, 54,916.20 and 23,027.60

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Solution

The fourth proportional to 39,794.32, 54,916.20 and 23,027.60 is: 31,778.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,794.32 : 54,916.20 = 23,027.60 : x
  2. Step 2: Convert to fraction form
    39,794.32/54,916.20 = 23,027.60/x
  3. Step 3: Cross multiply
    39,794.32x = 54,916.20 × 23,027.60
  4. Step 4: Simplify right side
    39,794.32x = 1,264,588,287.12
  5. Step 5: Solve for x
    x = 1,264,588,287.12/39,794.32
  6. Step 6: Final answer
    x = 31,778.11

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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.