Home / 11,377.74-15,708.54-10,825.32

Finding the Fourth Proportional to 11,377.74, 15,708.54 and 10,825.32

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Solution

The fourth proportional to 11,377.74, 15,708.54 and 10,825.32 is: 14,945.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,377.74 : 15,708.54 = 10,825.32 : x
  2. Step 2: Convert to fraction form
    11,377.74/15,708.54 = 10,825.32/x
  3. Step 3: Cross multiply
    11,377.74x = 15,708.54 × 10,825.32
  4. Step 4: Simplify right side
    11,377.74x = 170,049,972.23
  5. Step 5: Solve for x
    x = 170,049,972.23/11,377.74
  6. Step 6: Final answer
    x = 14,945.85

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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.