Home / 40,151.84-55,407.24-22,245.80

Finding the Fourth Proportional to 40,151.84, 55,407.24 and 22,245.80

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Solution

The fourth proportional to 40,151.84, 55,407.24 and 22,245.80 is: 30,697.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,151.84 : 55,407.24 = 22,245.80 : x
  2. Step 2: Convert to fraction form
    40,151.84/55,407.24 = 22,245.80/x
  3. Step 3: Cross multiply
    40,151.84x = 55,407.24 × 22,245.80
  4. Step 4: Simplify right side
    40,151.84x = 1,232,578,379.59
  5. Step 5: Solve for x
    x = 1,232,578,379.59/40,151.84
  6. Step 6: Final answer
    x = 30,697.93

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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.