Home / 39,923.32-59,876.62-11,843.64

Finding the Fourth Proportional to 39,923.32, 59,876.62 and 11,843.64

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Solution

The fourth proportional to 39,923.32, 59,876.62 and 11,843.64 is: 17,762.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,923.32 : 59,876.62 = 11,843.64 : x
  2. Step 2: Convert to fraction form
    39,923.32/59,876.62 = 11,843.64/x
  3. Step 3: Cross multiply
    39,923.32x = 59,876.62 × 11,843.64
  4. Step 4: Simplify right side
    39,923.32x = 709,157,131.70
  5. Step 5: Solve for x
    x = 709,157,131.70/39,923.32
  6. Step 6: Final answer
    x = 17,762.98

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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.