Home / 31,160.58-43,047.09-26,961.54

Finding the Fourth Proportional to 31,160.58, 43,047.09 and 26,961.54

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Solution

The fourth proportional to 31,160.58, 43,047.09 and 26,961.54 is: 37,246.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,160.58 : 43,047.09 = 26,961.54 : x
  2. Step 2: Convert to fraction form
    31,160.58/43,047.09 = 26,961.54/x
  3. Step 3: Cross multiply
    31,160.58x = 43,047.09 × 26,961.54
  4. Step 4: Simplify right side
    31,160.58x = 1,160,615,838.92
  5. Step 5: Solve for x
    x = 1,160,615,838.92/31,160.58
  6. Step 6: Final answer
    x = 37,246.28

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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.