Home / 30,058.10-41,494.01-21,451.04

Finding the Fourth Proportional to 30,058.10, 41,494.01 and 21,451.04

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Solution

The fourth proportional to 30,058.10, 41,494.01 and 21,451.04 is: 29,612.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,058.10 : 41,494.01 = 21,451.04 : x
  2. Step 2: Convert to fraction form
    30,058.10/41,494.01 = 21,451.04/x
  3. Step 3: Cross multiply
    30,058.10x = 41,494.01 × 21,451.04
  4. Step 4: Simplify right side
    30,058.10x = 890,089,668.27
  5. Step 5: Solve for x
    x = 890,089,668.27/30,058.10
  6. Step 6: Final answer
    x = 29,612.31

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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.