Home / 15,092.54-20,825.56-9,041.36

Finding the Fourth Proportional to 15,092.54, 20,825.56 and 9,041.36

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Solution

The fourth proportional to 15,092.54, 20,825.56 and 9,041.36 is: 12,475.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,092.54 : 20,825.56 = 9,041.36 : x
  2. Step 2: Convert to fraction form
    15,092.54/20,825.56 = 9,041.36/x
  3. Step 3: Cross multiply
    15,092.54x = 20,825.56 × 9,041.36
  4. Step 4: Simplify right side
    15,092.54x = 188,291,385.16
  5. Step 5: Solve for x
    x = 188,291,385.16/15,092.54
  6. Step 6: Final answer
    x = 12,475.79

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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.