Home / 13,173.51-19,759.04-4,408.50

Finding the Fourth Proportional to 13,173.51, 19,759.04 and 4,408.50

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Solution

The fourth proportional to 13,173.51, 19,759.04 and 4,408.50 is: 6,612.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,173.51 : 19,759.04 = 4,408.50 : x
  2. Step 2: Convert to fraction form
    13,173.51/19,759.04 = 4,408.50/x
  3. Step 3: Cross multiply
    13,173.51x = 19,759.04 × 4,408.50
  4. Step 4: Simplify right side
    13,173.51x = 87,107,664.76
  5. Step 5: Solve for x
    x = 87,107,664.76/13,173.51
  6. Step 6: Final answer
    x = 6,612.34

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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.