Home / 31,610.67-43,628.58-18,182.04

Finding the Fourth Proportional to 31,610.67, 43,628.58 and 18,182.04

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Solution

The fourth proportional to 31,610.67, 43,628.58 and 18,182.04 is: 25,094.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,610.67 : 43,628.58 = 18,182.04 : x
  2. Step 2: Convert to fraction form
    31,610.67/43,628.58 = 18,182.04/x
  3. Step 3: Cross multiply
    31,610.67x = 43,628.58 × 18,182.04
  4. Step 4: Simplify right side
    31,610.67x = 793,256,586.70
  5. Step 5: Solve for x
    x = 793,256,586.70/31,610.67
  6. Step 6: Final answer
    x = 25,094.58

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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.