Home / 31,349.76-43,262.55-17,202.84

Finding the Fourth Proportional to 31,349.76, 43,262.55 and 17,202.84

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Solution

The fourth proportional to 31,349.76, 43,262.55 and 17,202.84 is: 23,739.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,349.76 : 43,262.55 = 17,202.84 : x
  2. Step 2: Convert to fraction form
    31,349.76/43,262.55 = 17,202.84/x
  3. Step 3: Cross multiply
    31,349.76x = 43,262.55 × 17,202.84
  4. Step 4: Simplify right side
    31,349.76x = 744,238,725.64
  5. Step 5: Solve for x
    x = 744,238,725.64/31,349.76
  6. Step 6: Final answer
    x = 23,739.85

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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.