Home / 40,199.03-55,477.98-22,299.80

Finding the Fourth Proportional to 40,199.03, 55,477.98 and 22,299.80

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Solution

The fourth proportional to 40,199.03, 55,477.98 and 22,299.80 is: 30,775.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,199.03 : 55,477.98 = 22,299.80 : x
  2. Step 2: Convert to fraction form
    40,199.03/55,477.98 = 22,299.80/x
  3. Step 3: Cross multiply
    40,199.03x = 55,477.98 × 22,299.80
  4. Step 4: Simplify right side
    40,199.03x = 1,237,147,746.91
  5. Step 5: Solve for x
    x = 1,237,147,746.91/40,199.03
  6. Step 6: Final answer
    x = 30,775.57

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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.