Home / 19,693.64-29,531.82-7,373

Finding the Fourth Proportional to 19,693.64, 29,531.82 and 7,373

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Solution

The fourth proportional to 19,693.64, 29,531.82 and 7,373 is: 11,056.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,693.64 : 29,531.82 = 7,373 : x
  2. Step 2: Convert to fraction form
    19,693.64/29,531.82 = 7,373/x
  3. Step 3: Cross multiply
    19,693.64x = 29,531.82 × 7,373
  4. Step 4: Simplify right side
    19,693.64x = 217,738,108.86
  5. Step 5: Solve for x
    x = 217,738,108.86/19,693.64
  6. Step 6: Final answer
    x = 11,056.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.