Home / 32,912.79-49,374.31-10,721.00

Finding the Fourth Proportional to 32,912.79, 49,374.31 and 10,721.00

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Solution

The fourth proportional to 32,912.79, 49,374.31 and 10,721.00 is: 16,083.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,912.79 : 49,374.31 = 10,721.00 : x
  2. Step 2: Convert to fraction form
    32,912.79/49,374.31 = 10,721.00/x
  3. Step 3: Cross multiply
    32,912.79x = 49,374.31 × 10,721.00
  4. Step 4: Simplify right side
    32,912.79x = 529,342,074.14
  5. Step 5: Solve for x
    x = 529,342,074.14/32,912.79
  6. Step 6: Final answer
    x = 16,083.17

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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.