Home / 28,941.41-39,937.22-16,192.38

Finding the Fourth Proportional to 28,941.41, 39,937.22 and 16,192.38

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Solution

The fourth proportional to 28,941.41, 39,937.22 and 16,192.38 is: 22,344.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,941.41 : 39,937.22 = 16,192.38 : x
  2. Step 2: Convert to fraction form
    28,941.41/39,937.22 = 16,192.38/x
  3. Step 3: Cross multiply
    28,941.41x = 39,937.22 × 16,192.38
  4. Step 4: Simplify right side
    28,941.41x = 646,678,771.91
  5. Step 5: Solve for x
    x = 646,678,771.91/28,941.41
  6. Step 6: Final answer
    x = 22,344.41

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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.