Home / 28,835.19-43,271.01-11,304.56

Finding the Fourth Proportional to 28,835.19, 43,271.01 and 11,304.56

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Solution

The fourth proportional to 28,835.19, 43,271.01 and 11,304.56 is: 16,963.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,835.19 : 43,271.01 = 11,304.56 : x
  2. Step 2: Convert to fraction form
    28,835.19/43,271.01 = 11,304.56/x
  3. Step 3: Cross multiply
    28,835.19x = 43,271.01 × 11,304.56
  4. Step 4: Simplify right side
    28,835.19x = 489,159,836.98
  5. Step 5: Solve for x
    x = 489,159,836.98/28,835.19
  6. Step 6: Final answer
    x = 16,963.99

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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.