Home / 36,838.72-50,816.40-22,681.60

Finding the Fourth Proportional to 36,838.72, 50,816.40 and 22,681.60

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Solution

The fourth proportional to 36,838.72, 50,816.40 and 22,681.60 is: 31,287.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,838.72 : 50,816.40 = 22,681.60 : x
  2. Step 2: Convert to fraction form
    36,838.72/50,816.40 = 22,681.60/x
  3. Step 3: Cross multiply
    36,838.72x = 50,816.40 × 22,681.60
  4. Step 4: Simplify right side
    36,838.72x = 1,152,597,258.24
  5. Step 5: Solve for x
    x = 1,152,597,258.24/36,838.72
  6. Step 6: Final answer
    x = 31,287.66

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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.