Home / 40,315.98-55,633.50-22,409.94

Finding the Fourth Proportional to 40,315.98, 55,633.50 and 22,409.94

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Solution

The fourth proportional to 40,315.98, 55,633.50 and 22,409.94 is: 30,924.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,315.98 : 55,633.50 = 22,409.94 : x
  2. Step 2: Convert to fraction form
    40,315.98/55,633.50 = 22,409.94/x
  3. Step 3: Cross multiply
    40,315.98x = 55,633.50 × 22,409.94
  4. Step 4: Simplify right side
    40,315.98x = 1,246,743,396.99
  5. Step 5: Solve for x
    x = 1,246,743,396.99/40,315.98
  6. Step 6: Final answer
    x = 30,924.30

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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.