Home / 23,047.76-34,583.49-19,947.69

Finding the Fourth Proportional to 23,047.76, 34,583.49 and 19,947.69

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Solution

The fourth proportional to 23,047.76, 34,583.49 and 19,947.69 is: 29,931.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,047.76 : 34,583.49 = 19,947.69 : x
  2. Step 2: Convert to fraction form
    23,047.76/34,583.49 = 19,947.69/x
  3. Step 3: Cross multiply
    23,047.76x = 34,583.49 × 19,947.69
  4. Step 4: Simplify right side
    23,047.76x = 689,860,737.64
  5. Step 5: Solve for x
    x = 689,860,737.64/23,047.76
  6. Step 6: Final answer
    x = 29,931.79

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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.