Home / 29,310.74-40,430.85-23,940.98

Finding the Fourth Proportional to 29,310.74, 40,430.85 and 23,940.98

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Solution

The fourth proportional to 29,310.74, 40,430.85 and 23,940.98 is: 33,023.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,310.74 : 40,430.85 = 23,940.98 : x
  2. Step 2: Convert to fraction form
    29,310.74/40,430.85 = 23,940.98/x
  3. Step 3: Cross multiply
    29,310.74x = 40,430.85 × 23,940.98
  4. Step 4: Simplify right side
    29,310.74x = 967,954,171.23
  5. Step 5: Solve for x
    x = 967,954,171.23/29,310.74
  6. Step 6: Final answer
    x = 33,023.87

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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.