Home / 30,243.95-41,736.11-16,814.91

Finding the Fourth Proportional to 30,243.95, 41,736.11 and 16,814.91

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Solution

The fourth proportional to 30,243.95, 41,736.11 and 16,814.91 is: 23,204.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,243.95 : 41,736.11 = 16,814.91 : x
  2. Step 2: Convert to fraction form
    30,243.95/41,736.11 = 16,814.91/x
  3. Step 3: Cross multiply
    30,243.95x = 41,736.11 × 16,814.91
  4. Step 4: Simplify right side
    30,243.95x = 701,789,068.89
  5. Step 5: Solve for x
    x = 701,789,068.89/30,243.95
  6. Step 6: Final answer
    x = 23,204.28

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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.