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Finding the Fourth Proportional to 46,819.69, 70,236.52 and 17,235.25

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Solution

The fourth proportional to 46,819.69, 70,236.52 and 17,235.25 is: 25,855.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,819.69 : 70,236.52 = 17,235.25 : x
  2. Step 2: Convert to fraction form
    46,819.69/70,236.52 = 17,235.25/x
  3. Step 3: Cross multiply
    46,819.69x = 70,236.52 × 17,235.25
  4. Step 4: Simplify right side
    46,819.69x = 1,210,543,762.65
  5. Step 5: Solve for x
    x = 1,210,543,762.65/46,819.69
  6. Step 6: Final answer
    x = 25,855.44

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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.