Home / 43,893.18-65,846.25-12,724.38

Finding the Fourth Proportional to 43,893.18, 65,846.25 and 12,724.38

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Solution

The fourth proportional to 43,893.18, 65,846.25 and 12,724.38 is: 19,088.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,893.18 : 65,846.25 = 12,724.38 : x
  2. Step 2: Convert to fraction form
    43,893.18/65,846.25 = 12,724.38/x
  3. Step 3: Cross multiply
    43,893.18x = 65,846.25 × 12,724.38
  4. Step 4: Simplify right side
    43,893.18x = 837,852,706.58
  5. Step 5: Solve for x
    x = 837,852,706.58/43,893.18
  6. Step 6: Final answer
    x = 19,088.45

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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.