Home / 23,280.44-34,901.10-18,887

Finding the Fourth Proportional to 23,280.44, 34,901.10 and 18,887

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Solution

The fourth proportional to 23,280.44, 34,901.10 and 18,887 is: 28,314.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,280.44 : 34,901.10 = 18,887 : x
  2. Step 2: Convert to fraction form
    23,280.44/34,901.10 = 18,887/x
  3. Step 3: Cross multiply
    23,280.44x = 34,901.10 × 18,887
  4. Step 4: Simplify right side
    23,280.44x = 659,177,075.70
  5. Step 5: Solve for x
    x = 659,177,075.70/23,280.44
  6. Step 6: Final answer
    x = 28,314.63

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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.