Home / 13,529.95-20,296.94-4,169.18

Finding the Fourth Proportional to 13,529.95, 20,296.94 and 4,169.18

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Solution

The fourth proportional to 13,529.95, 20,296.94 and 4,169.18 is: 6,254.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,529.95 : 20,296.94 = 4,169.18 : x
  2. Step 2: Convert to fraction form
    13,529.95/20,296.94 = 4,169.18/x
  3. Step 3: Cross multiply
    13,529.95x = 20,296.94 × 4,169.18
  4. Step 4: Simplify right side
    13,529.95x = 84,621,596.31
  5. Step 5: Solve for x
    x = 84,621,596.31/13,529.95
  6. Step 6: Final answer
    x = 6,254.39

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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.