Home / 34,389.05-51,598.42-18,605.20

Finding the Fourth Proportional to 34,389.05, 51,598.42 and 18,605.20

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Solution

The fourth proportional to 34,389.05, 51,598.42 and 18,605.20 is: 27,915.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,389.05 : 51,598.42 = 18,605.20 : x
  2. Step 2: Convert to fraction form
    34,389.05/51,598.42 = 18,605.20/x
  3. Step 3: Cross multiply
    34,389.05x = 51,598.42 × 18,605.20
  4. Step 4: Simplify right side
    34,389.05x = 959,998,923.78
  5. Step 5: Solve for x
    x = 959,998,923.78/34,389.05
  6. Step 6: Final answer
    x = 27,915.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.