Home / 19,640.80-29,461.29-4,850.02

Finding the Fourth Proportional to 19,640.80, 29,461.29 and 4,850.02

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Solution

The fourth proportional to 19,640.80, 29,461.29 and 4,850.02 is: 7,275.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,640.80 : 29,461.29 = 4,850.02 : x
  2. Step 2: Convert to fraction form
    19,640.80/29,461.29 = 4,850.02/x
  3. Step 3: Cross multiply
    19,640.80x = 29,461.29 × 4,850.02
  4. Step 4: Simplify right side
    19,640.80x = 142,887,845.73
  5. Step 5: Solve for x
    x = 142,887,845.73/19,640.80
  6. Step 6: Final answer
    x = 7,275.05

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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.