Home / 13,529.16-20,295.64-4,169.93

Finding the Fourth Proportional to 13,529.16, 20,295.64 and 4,169.93

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Solution

The fourth proportional to 13,529.16, 20,295.64 and 4,169.93 is: 6,255.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,529.16 : 20,295.64 = 4,169.93 : x
  2. Step 2: Convert to fraction form
    13,529.16/20,295.64 = 4,169.93/x
  3. Step 3: Cross multiply
    13,529.16x = 20,295.64 × 4,169.93
  4. Step 4: Simplify right side
    13,529.16x = 84,631,459.27
  5. Step 5: Solve for x
    x = 84,631,459.27/13,529.16
  6. Step 6: Final answer
    x = 6,255.49

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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.