Home / 30,678.44-45,793.69-26,323.88

Finding the Fourth Proportional to 30,678.44, 45,793.69 and 26,323.88

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Solution

The fourth proportional to 30,678.44, 45,793.69 and 26,323.88 is: 39,293.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,678.44 : 45,793.69 = 26,323.88 : x
  2. Step 2: Convert to fraction form
    30,678.44/45,793.69 = 26,323.88/x
  3. Step 3: Cross multiply
    30,678.44x = 45,793.69 × 26,323.88
  4. Step 4: Simplify right side
    30,678.44x = 1,205,467,600.32
  5. Step 5: Solve for x
    x = 1,205,467,600.32/30,678.44
  6. Step 6: Final answer
    x = 39,293.64

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.