Home / 30,058.90-41,490.21-19,448.26

Finding the Fourth Proportional to 30,058.90, 41,490.21 and 19,448.26

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Solution

The fourth proportional to 30,058.90, 41,490.21 and 19,448.26 is: 26,844.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,058.90 : 41,490.21 = 19,448.26 : x
  2. Step 2: Convert to fraction form
    30,058.90/41,490.21 = 19,448.26/x
  3. Step 3: Cross multiply
    30,058.90x = 41,490.21 × 19,448.26
  4. Step 4: Simplify right side
    30,058.90x = 806,912,391.53
  5. Step 5: Solve for x
    x = 806,912,391.53/30,058.90
  6. Step 6: Final answer
    x = 26,844.38

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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.