Home / 30,032.43-41,445.93-19,943.48

Finding the Fourth Proportional to 30,032.43, 41,445.93 and 19,943.48

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Solution

The fourth proportional to 30,032.43, 41,445.93 and 19,943.48 is: 27,522.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,032.43 : 41,445.93 = 19,943.48 : x
  2. Step 2: Convert to fraction form
    30,032.43/41,445.93 = 19,943.48/x
  3. Step 3: Cross multiply
    30,032.43x = 41,445.93 × 19,943.48
  4. Step 4: Simplify right side
    30,032.43x = 826,576,076.04
  5. Step 5: Solve for x
    x = 826,576,076.04/30,032.43
  6. Step 6: Final answer
    x = 27,522.78

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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.