Home / 13,835.75-19,109.26-10,075.73

Finding the Fourth Proportional to 13,835.75, 19,109.26 and 10,075.73

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Solution

The fourth proportional to 13,835.75, 19,109.26 and 10,075.73 is: 13,916.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,835.75 : 19,109.26 = 10,075.73 : x
  2. Step 2: Convert to fraction form
    13,835.75/19,109.26 = 10,075.73/x
  3. Step 3: Cross multiply
    13,835.75x = 19,109.26 × 10,075.73
  4. Step 4: Simplify right side
    13,835.75x = 192,539,744.26
  5. Step 5: Solve for x
    x = 192,539,744.26/13,835.75
  6. Step 6: Final answer
    x = 13,916.10

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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.