Home / 29,238.70-40,349.26-17,749.60

Finding the Fourth Proportional to 29,238.70, 40,349.26 and 17,749.60

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Solution

The fourth proportional to 29,238.70, 40,349.26 and 17,749.60 is: 24,494.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,238.70 : 40,349.26 = 17,749.60 : x
  2. Step 2: Convert to fraction form
    29,238.70/40,349.26 = 17,749.60/x
  3. Step 3: Cross multiply
    29,238.70x = 40,349.26 × 17,749.60
  4. Step 4: Simplify right side
    29,238.70x = 716,183,169.32
  5. Step 5: Solve for x
    x = 716,183,169.32/29,238.70
  6. Step 6: Final answer
    x = 24,494.36

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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.