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Finding the Fourth Proportional to 36,854.41, 55,303.03 and 15,505.56

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Solution

The fourth proportional to 36,854.41, 55,303.03 and 15,505.56 is: 23,267.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,854.41 : 55,303.03 = 15,505.56 : x
  2. Step 2: Convert to fraction form
    36,854.41/55,303.03 = 15,505.56/x
  3. Step 3: Cross multiply
    36,854.41x = 55,303.03 × 15,505.56
  4. Step 4: Simplify right side
    36,854.41x = 857,504,449.85
  5. Step 5: Solve for x
    x = 857,504,449.85/36,854.41
  6. Step 6: Final answer
    x = 23,267.35

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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.