Home / 13,038.07-17,993.56-11,010.31

Finding the Fourth Proportional to 13,038.07, 17,993.56 and 11,010.31

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Solution

The fourth proportional to 13,038.07, 17,993.56 and 11,010.31 is: 15,195.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,038.07 : 17,993.56 = 11,010.31 : x
  2. Step 2: Convert to fraction form
    13,038.07/17,993.56 = 11,010.31/x
  3. Step 3: Cross multiply
    13,038.07x = 17,993.56 × 11,010.31
  4. Step 4: Simplify right side
    13,038.07x = 198,114,673.60
  5. Step 5: Solve for x
    x = 198,114,673.60/13,038.07
  6. Step 6: Final answer
    x = 15,195.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.