Home / 29,020.95-43,531.50-12,370.37

Finding the Fourth Proportional to 29,020.95, 43,531.50 and 12,370.37

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Solution

The fourth proportional to 29,020.95, 43,531.50 and 12,370.37 is: 18,555.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,020.95 : 43,531.50 = 12,370.37 : x
  2. Step 2: Convert to fraction form
    29,020.95/43,531.50 = 12,370.37/x
  3. Step 3: Cross multiply
    29,020.95x = 43,531.50 × 12,370.37
  4. Step 4: Simplify right side
    29,020.95x = 538,500,544.00
  5. Step 5: Solve for x
    x = 538,500,544.00/29,020.95
  6. Step 6: Final answer
    x = 18,555.58

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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.