Home / 14,002.26-21,005.37-5,236.34

Finding the Fourth Proportional to 14,002.26, 21,005.37 and 5,236.34

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Solution

The fourth proportional to 14,002.26, 21,005.37 and 5,236.34 is: 7,855.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,002.26 : 21,005.37 = 5,236.34 : x
  2. Step 2: Convert to fraction form
    14,002.26/21,005.37 = 5,236.34/x
  3. Step 3: Cross multiply
    14,002.26x = 21,005.37 × 5,236.34
  4. Step 4: Simplify right side
    14,002.26x = 109,991,154.12
  5. Step 5: Solve for x
    x = 109,991,154.12/14,002.26
  6. Step 6: Final answer
    x = 7,855.24

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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.