Home / 46,878.68-70,310.04-20,576.36

Finding the Fourth Proportional to 46,878.68, 70,310.04 and 20,576.36

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Solution

The fourth proportional to 46,878.68, 70,310.04 and 20,576.36 is: 30,861.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,878.68 : 70,310.04 = 20,576.36 : x
  2. Step 2: Convert to fraction form
    46,878.68/70,310.04 = 20,576.36/x
  3. Step 3: Cross multiply
    46,878.68x = 70,310.04 × 20,576.36
  4. Step 4: Simplify right side
    46,878.68x = 1,446,724,694.65
  5. Step 5: Solve for x
    x = 1,446,724,694.65/46,878.68
  6. Step 6: Final answer
    x = 30,861.04

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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.