Home / 29,809.90-41,141.55-19,230.29

Finding the Fourth Proportional to 29,809.90, 41,141.55 and 19,230.29

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Solution

The fourth proportional to 29,809.90, 41,141.55 and 19,230.29 is: 26,540.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,809.90 : 41,141.55 = 19,230.29 : x
  2. Step 2: Convert to fraction form
    29,809.90/41,141.55 = 19,230.29/x
  3. Step 3: Cross multiply
    29,809.90x = 41,141.55 × 19,230.29
  4. Step 4: Simplify right side
    29,809.90x = 791,163,937.55
  5. Step 5: Solve for x
    x = 791,163,937.55/29,809.90
  6. Step 6: Final answer
    x = 26,540.31

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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.