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Finding the Fourth Proportional to 62,684.55, 86,510.88 and 35,830.92

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Solution

The fourth proportional to 62,684.55, 86,510.88 and 35,830.92 is: 49,450.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,684.55 : 86,510.88 = 35,830.92 : x
  2. Step 2: Convert to fraction form
    62,684.55/86,510.88 = 35,830.92/x
  3. Step 3: Cross multiply
    62,684.55x = 86,510.88 × 35,830.92
  4. Step 4: Simplify right side
    62,684.55x = 3,099,764,420.41
  5. Step 5: Solve for x
    x = 3,099,764,420.41/62,684.55
  6. Step 6: Final answer
    x = 49,450.21

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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.