Home / 36,235.76-54,265.86-18,419.56

Finding the Fourth Proportional to 36,235.76, 54,265.86 and 18,419.56

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Solution

The fourth proportional to 36,235.76, 54,265.86 and 18,419.56 is: 27,584.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,235.76 : 54,265.86 = 18,419.56 : x
  2. Step 2: Convert to fraction form
    36,235.76/54,265.86 = 18,419.56/x
  3. Step 3: Cross multiply
    36,235.76x = 54,265.86 × 18,419.56
  4. Step 4: Simplify right side
    36,235.76x = 999,553,264.22
  5. Step 5: Solve for x
    x = 999,553,264.22/36,235.76
  6. Step 6: Final answer
    x = 27,584.72

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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.