Home / 13,369.74-20,054.52-10,450.50

Finding the Fourth Proportional to 13,369.74, 20,054.52 and 10,450.50

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Solution

The fourth proportional to 13,369.74, 20,054.52 and 10,450.50 is: 15,675.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,369.74 : 20,054.52 = 10,450.50 : x
  2. Step 2: Convert to fraction form
    13,369.74/20,054.52 = 10,450.50/x
  3. Step 3: Cross multiply
    13,369.74x = 20,054.52 × 10,450.50
  4. Step 4: Simplify right side
    13,369.74x = 209,579,761.26
  5. Step 5: Solve for x
    x = 209,579,761.26/13,369.74
  6. Step 6: Final answer
    x = 15,675.68

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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.