Home / 14,301.03-19,735.42-8,712.03

Finding the Fourth Proportional to 14,301.03, 19,735.42 and 8,712.03

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Solution

The fourth proportional to 14,301.03, 19,735.42 and 8,712.03 is: 12,022.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,301.03 : 19,735.42 = 8,712.03 : x
  2. Step 2: Convert to fraction form
    14,301.03/19,735.42 = 8,712.03/x
  3. Step 3: Cross multiply
    14,301.03x = 19,735.42 × 8,712.03
  4. Step 4: Simplify right side
    14,301.03x = 171,935,571.10
  5. Step 5: Solve for x
    x = 171,935,571.10/14,301.03
  6. Step 6: Final answer
    x = 12,022.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.