Home / 30,336.74-45,497.82-15,538.04

Finding the Fourth Proportional to 30,336.74, 45,497.82 and 15,538.04

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Solution

The fourth proportional to 30,336.74, 45,497.82 and 15,538.04 is: 23,303.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,336.74 : 45,497.82 = 15,538.04 : x
  2. Step 2: Convert to fraction form
    30,336.74/45,497.82 = 15,538.04/x
  3. Step 3: Cross multiply
    30,336.74x = 45,497.82 × 15,538.04
  4. Step 4: Simplify right side
    30,336.74x = 706,947,116.99
  5. Step 5: Solve for x
    x = 706,947,116.99/30,336.74
  6. Step 6: Final answer
    x = 23,303.33

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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.