Home / 34,590.99-51,907.49-13,812.75

Finding the Fourth Proportional to 34,590.99, 51,907.49 and 13,812.75

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Solution

The fourth proportional to 34,590.99, 51,907.49 and 13,812.75 is: 20,727.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,590.99 : 51,907.49 = 13,812.75 : x
  2. Step 2: Convert to fraction form
    34,590.99/51,907.49 = 13,812.75/x
  3. Step 3: Cross multiply
    34,590.99x = 51,907.49 × 13,812.75
  4. Step 4: Simplify right side
    34,590.99x = 716,985,113.43
  5. Step 5: Solve for x
    x = 716,985,113.43/34,590.99
  6. Step 6: Final answer
    x = 20,727.51

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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.