Home / 13,329.94-20,001.09-5,832.51

Finding the Fourth Proportional to 13,329.94, 20,001.09 and 5,832.51

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Solution

The fourth proportional to 13,329.94, 20,001.09 and 5,832.51 is: 8,751.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,329.94 : 20,001.09 = 5,832.51 : x
  2. Step 2: Convert to fraction form
    13,329.94/20,001.09 = 5,832.51/x
  3. Step 3: Cross multiply
    13,329.94x = 20,001.09 × 5,832.51
  4. Step 4: Simplify right side
    13,329.94x = 116,656,618.57
  5. Step 5: Solve for x
    x = 116,656,618.57/13,329.94
  6. Step 6: Final answer
    x = 8,751.47

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1.5x scale

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.