Home / 43,848.61-60,428.41-31,728.58

Finding the Fourth Proportional to 43,848.61, 60,428.41 and 31,728.58

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Solution

The fourth proportional to 43,848.61, 60,428.41 and 31,728.58 is: 43,725.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,848.61 : 60,428.41 = 31,728.58 : x
  2. Step 2: Convert to fraction form
    43,848.61/60,428.41 = 31,728.58/x
  3. Step 3: Cross multiply
    43,848.61x = 60,428.41 × 31,728.58
  4. Step 4: Simplify right side
    43,848.61x = 1,917,307,640.96
  5. Step 5: Solve for x
    x = 1,917,307,640.96/43,848.61
  6. Step 6: Final answer
    x = 43,725.62

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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.