Home / 13,922.27-20,893.78-5,602.35

Finding the Fourth Proportional to 13,922.27, 20,893.78 and 5,602.35

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Solution

The fourth proportional to 13,922.27, 20,893.78 and 5,602.35 is: 8,407.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,922.27 : 20,893.78 = 5,602.35 : x
  2. Step 2: Convert to fraction form
    13,922.27/20,893.78 = 5,602.35/x
  3. Step 3: Cross multiply
    13,922.27x = 20,893.78 × 5,602.35
  4. Step 4: Simplify right side
    13,922.27x = 117,054,240.37
  5. Step 5: Solve for x
    x = 117,054,240.37/13,922.27
  6. Step 6: Final answer
    x = 8,407.70

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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.