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Finding the Fourth Proportional to 35,896.11, 53,868.80 and 12,522.54

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Solution

The fourth proportional to 35,896.11, 53,868.80 and 12,522.54 is: 18,792.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,896.11 : 53,868.80 = 12,522.54 : x
  2. Step 2: Convert to fraction form
    35,896.11/53,868.80 = 12,522.54/x
  3. Step 3: Cross multiply
    35,896.11x = 53,868.80 × 12,522.54
  4. Step 4: Simplify right side
    35,896.11x = 674,574,202.75
  5. Step 5: Solve for x
    x = 674,574,202.75/35,896.11
  6. Step 6: Final answer
    x = 18,792.40

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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.