Home / 47,878.79-71,829.81-14,599.44

Finding the Fourth Proportional to 47,878.79, 71,829.81 and 14,599.44

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Solution

The fourth proportional to 47,878.79, 71,829.81 and 14,599.44 is: 21,902.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,878.79 : 71,829.81 = 14,599.44 : x
  2. Step 2: Convert to fraction form
    47,878.79/71,829.81 = 14,599.44/x
  3. Step 3: Cross multiply
    47,878.79x = 71,829.81 × 14,599.44
  4. Step 4: Simplify right side
    47,878.79x = 1,048,675,001.31
  5. Step 5: Solve for x
    x = 1,048,675,001.31/47,878.79
  6. Step 6: Final answer
    x = 21,902.71

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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.