Home / 13,994.60-19,313.43-7,706.98

Finding the Fourth Proportional to 13,994.60, 19,313.43 and 7,706.98

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Solution

The fourth proportional to 13,994.60, 19,313.43 and 7,706.98 is: 10,636.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,994.60 : 19,313.43 = 7,706.98 : x
  2. Step 2: Convert to fraction form
    13,994.60/19,313.43 = 7,706.98/x
  3. Step 3: Cross multiply
    13,994.60x = 19,313.43 × 7,706.98
  4. Step 4: Simplify right side
    13,994.60x = 148,848,170.46
  5. Step 5: Solve for x
    x = 148,848,170.46/13,994.60
  6. Step 6: Final answer
    x = 10,636.11

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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.