Home / 30,292.98-41,797.89-19,108.50

Finding the Fourth Proportional to 30,292.98, 41,797.89 and 19,108.50

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Solution

The fourth proportional to 30,292.98, 41,797.89 and 19,108.50 is: 26,365.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,292.98 : 41,797.89 = 19,108.50 : x
  2. Step 2: Convert to fraction form
    30,292.98/41,797.89 = 19,108.50/x
  3. Step 3: Cross multiply
    30,292.98x = 41,797.89 × 19,108.50
  4. Step 4: Simplify right side
    30,292.98x = 798,694,981.07
  5. Step 5: Solve for x
    x = 798,694,981.07/30,292.98
  6. Step 6: Final answer
    x = 26,365.68

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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.