Home / 30,366.52-45,554.61-12,836.50

Finding the Fourth Proportional to 30,366.52, 45,554.61 and 12,836.50

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Solution

The fourth proportional to 30,366.52, 45,554.61 and 12,836.50 is: 19,256.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,366.52 : 45,554.61 = 12,836.50 : x
  2. Step 2: Convert to fraction form
    30,366.52/45,554.61 = 12,836.50/x
  3. Step 3: Cross multiply
    30,366.52x = 45,554.61 × 12,836.50
  4. Step 4: Simplify right side
    30,366.52x = 584,761,751.27
  5. Step 5: Solve for x
    x = 584,761,751.27/30,366.52
  6. Step 6: Final answer
    x = 19,256.79

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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.