Home / 13,994.33-19,308.35-9,740.62

Finding the Fourth Proportional to 13,994.33, 19,308.35 and 9,740.62

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Solution

The fourth proportional to 13,994.33, 19,308.35 and 9,740.62 is: 13,439.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,994.33 : 19,308.35 = 9,740.62 : x
  2. Step 2: Convert to fraction form
    13,994.33/19,308.35 = 9,740.62/x
  3. Step 3: Cross multiply
    13,994.33x = 19,308.35 × 9,740.62
  4. Step 4: Simplify right side
    13,994.33x = 188,075,276.26
  5. Step 5: Solve for x
    x = 188,075,276.26/13,994.33
  6. Step 6: Final answer
    x = 13,439.39

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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.