Home / 28,768.98-43,141.08-10,043.40

Finding the Fourth Proportional to 28,768.98, 43,141.08 and 10,043.40

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Solution

The fourth proportional to 28,768.98, 43,141.08 and 10,043.40 is: 15,060.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,768.98 : 43,141.08 = 10,043.40 : x
  2. Step 2: Convert to fraction form
    28,768.98/43,141.08 = 10,043.40/x
  3. Step 3: Cross multiply
    28,768.98x = 43,141.08 × 10,043.40
  4. Step 4: Simplify right side
    28,768.98x = 433,283,122.87
  5. Step 5: Solve for x
    x = 433,283,122.87/28,768.98
  6. Step 6: Final answer
    x = 15,060.77

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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.