Home / 13,167.51-19,751.29-5,273.58

Finding the Fourth Proportional to 13,167.51, 19,751.29 and 5,273.58

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Solution

The fourth proportional to 13,167.51, 19,751.29 and 5,273.58 is: 7,910.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,167.51 : 19,751.29 = 5,273.58 : x
  2. Step 2: Convert to fraction form
    13,167.51/19,751.29 = 5,273.58/x
  3. Step 3: Cross multiply
    13,167.51x = 19,751.29 × 5,273.58
  4. Step 4: Simplify right side
    13,167.51x = 104,160,007.92
  5. Step 5: Solve for x
    x = 104,160,007.92/13,167.51
  6. Step 6: Final answer
    x = 7,910.38

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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.