Home / 29,270.16-40,396.32-16,697.34

Finding the Fourth Proportional to 29,270.16, 40,396.32 and 16,697.34

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Solution

The fourth proportional to 29,270.16, 40,396.32 and 16,697.34 is: 23,044.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,270.16 : 40,396.32 = 16,697.34 : x
  2. Step 2: Convert to fraction form
    29,270.16/40,396.32 = 16,697.34/x
  3. Step 3: Cross multiply
    29,270.16x = 40,396.32 × 16,697.34
  4. Step 4: Simplify right side
    29,270.16x = 674,511,089.79
  5. Step 5: Solve for x
    x = 674,511,089.79/29,270.16
  6. Step 6: Final answer
    x = 23,044.33

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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.