Home / 70,024.45-105,050.33-22,651.28

Finding the Fourth Proportional to 70,024.45, 105,050.33 and 22,651.28

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Solution

The fourth proportional to 70,024.45, 105,050.33 and 22,651.28 is: 33,981.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,024.45 : 105,050.33 = 22,651.28 : x
  2. Step 2: Convert to fraction form
    70,024.45/105,050.33 = 22,651.28/x
  3. Step 3: Cross multiply
    70,024.45x = 105,050.33 × 22,651.28
  4. Step 4: Simplify right side
    70,024.45x = 2,379,524,438.92
  5. Step 5: Solve for x
    x = 2,379,524,438.92/70,024.45
  6. Step 6: Final answer
    x = 33,981.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.