Home / 29,931.56-41,274.88-19,725.26

Finding the Fourth Proportional to 29,931.56, 41,274.88 and 19,725.26

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Solution

The fourth proportional to 29,931.56, 41,274.88 and 19,725.26 is: 27,200.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,931.56 : 41,274.88 = 19,725.26 : x
  2. Step 2: Convert to fraction form
    29,931.56/41,274.88 = 19,725.26/x
  3. Step 3: Cross multiply
    29,931.56x = 41,274.88 × 19,725.26
  4. Step 4: Simplify right side
    29,931.56x = 814,157,739.47
  5. Step 5: Solve for x
    x = 814,157,739.47/29,931.56
  6. Step 6: Final answer
    x = 27,200.65

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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.