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Finding the Fourth Proportional to 62,019.60, 85,586.04 and 33,726

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Solution

The fourth proportional to 62,019.60, 85,586.04 and 33,726 is: 46,541.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,019.60 : 85,586.04 = 33,726 : x
  2. Step 2: Convert to fraction form
    62,019.60/85,586.04 = 33,726/x
  3. Step 3: Cross multiply
    62,019.60x = 85,586.04 × 33,726
  4. Step 4: Simplify right side
    62,019.60x = 2,886,474,785.04
  5. Step 5: Solve for x
    x = 2,886,474,785.04/62,019.60
  6. Step 6: Final answer
    x = 46,541.33

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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.