Home / 29,274.24-40,400.40-16,699.80

Finding the Fourth Proportional to 29,274.24, 40,400.40 and 16,699.80

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Solution

The fourth proportional to 29,274.24, 40,400.40 and 16,699.80 is: 23,046.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,274.24 : 40,400.40 = 16,699.80 : x
  2. Step 2: Convert to fraction form
    29,274.24/40,400.40 = 16,699.80/x
  3. Step 3: Cross multiply
    29,274.24x = 40,400.40 × 16,699.80
  4. Step 4: Simplify right side
    29,274.24x = 674,678,599.92
  5. Step 5: Solve for x
    x = 674,678,599.92/29,274.24
  6. Step 6: Final answer
    x = 23,046.84

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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.