Home / 30,675.38-46,023.86-15,103.94

Finding the Fourth Proportional to 30,675.38, 46,023.86 and 15,103.94

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Solution

The fourth proportional to 30,675.38, 46,023.86 and 15,103.94 is: 22,661.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,675.38 : 46,023.86 = 15,103.94 : x
  2. Step 2: Convert to fraction form
    30,675.38/46,023.86 = 15,103.94/x
  3. Step 3: Cross multiply
    30,675.38x = 46,023.86 × 15,103.94
  4. Step 4: Simplify right side
    30,675.38x = 695,141,427.65
  5. Step 5: Solve for x
    x = 695,141,427.65/30,675.38
  6. Step 6: Final answer
    x = 22,661.22

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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.