Home / 19,804.57-29,716.64-9,275.33

Finding the Fourth Proportional to 19,804.57, 29,716.64 and 9,275.33

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Solution

The fourth proportional to 19,804.57, 29,716.64 and 9,275.33 is: 13,917.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,804.57 : 29,716.64 = 9,275.33 : x
  2. Step 2: Convert to fraction form
    19,804.57/29,716.64 = 9,275.33/x
  3. Step 3: Cross multiply
    19,804.57x = 29,716.64 × 9,275.33
  4. Step 4: Simplify right side
    19,804.57x = 275,631,642.49
  5. Step 5: Solve for x
    x = 275,631,642.49/19,804.57
  6. Step 6: Final answer
    x = 13,917.58

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1.5x scale

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.