Home / 34,821.72-48,056.94-19,717.02

Finding the Fourth Proportional to 34,821.72, 48,056.94 and 19,717.02

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Solution

The fourth proportional to 34,821.72, 48,056.94 and 19,717.02 is: 27,211.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,821.72 : 48,056.94 = 19,717.02 : x
  2. Step 2: Convert to fraction form
    34,821.72/48,056.94 = 19,717.02/x
  3. Step 3: Cross multiply
    34,821.72x = 48,056.94 × 19,717.02
  4. Step 4: Simplify right side
    34,821.72x = 947,539,647.12
  5. Step 5: Solve for x
    x = 947,539,647.12/34,821.72
  6. Step 6: Final answer
    x = 27,211.17

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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.