Home / 30,696.80-46,038.54-10,976.72

Finding the Fourth Proportional to 30,696.80, 46,038.54 and 10,976.72

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Solution

The fourth proportional to 30,696.80, 46,038.54 and 10,976.72 is: 16,462.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,696.80 : 46,038.54 = 10,976.72 : x
  2. Step 2: Convert to fraction form
    30,696.80/46,038.54 = 10,976.72/x
  3. Step 3: Cross multiply
    30,696.80x = 46,038.54 × 10,976.72
  4. Step 4: Simplify right side
    30,696.80x = 505,352,162.79
  5. Step 5: Solve for x
    x = 505,352,162.79/30,696.80
  6. Step 6: Final answer
    x = 16,462.70

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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.