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Finding the Fourth Proportional to 57,019.37, 85,529.10 and 15,466.37

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Solution

The fourth proportional to 57,019.37, 85,529.10 and 15,466.37 is: 23,199.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,019.37 : 85,529.10 = 15,466.37 : x
  2. Step 2: Convert to fraction form
    57,019.37/85,529.10 = 15,466.37/x
  3. Step 3: Cross multiply
    57,019.37x = 85,529.10 × 15,466.37
  4. Step 4: Simplify right side
    57,019.37x = 1,322,824,706.37
  5. Step 5: Solve for x
    x = 1,322,824,706.37/57,019.37
  6. Step 6: Final answer
    x = 23,199.57

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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.