Home / 13,529.08-20,295.83-4,169.09

Finding the Fourth Proportional to 13,529.08, 20,295.83 and 4,169.09

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Solution

The fourth proportional to 13,529.08, 20,295.83 and 4,169.09 is: 6,254.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,529.08 : 20,295.83 = 4,169.09 : x
  2. Step 2: Convert to fraction form
    13,529.08/20,295.83 = 4,169.09/x
  3. Step 3: Cross multiply
    13,529.08x = 20,295.83 × 4,169.09
  4. Step 4: Simplify right side
    13,529.08x = 84,615,088.89
  5. Step 5: Solve for x
    x = 84,615,088.89/13,529.08
  6. Step 6: Final answer
    x = 6,254.31

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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.