Home / 13,255.73-18,293.31-7,592.31

Finding the Fourth Proportional to 13,255.73, 18,293.31 and 7,592.31

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Solution

The fourth proportional to 13,255.73, 18,293.31 and 7,592.31 is: 10,477.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,255.73 : 18,293.31 = 7,592.31 : x
  2. Step 2: Convert to fraction form
    13,255.73/18,293.31 = 7,592.31/x
  3. Step 3: Cross multiply
    13,255.73x = 18,293.31 × 7,592.31
  4. Step 4: Simplify right side
    13,255.73x = 138,888,480.45
  5. Step 5: Solve for x
    x = 138,888,480.45/13,255.73
  6. Step 6: Final answer
    x = 10,477.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.