Home / 19,829.23-29,748.84-13,997.23

Finding the Fourth Proportional to 19,829.23, 29,748.84 and 13,997.23

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Solution

The fourth proportional to 19,829.23, 29,748.84 and 13,997.23 is: 20,999.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,829.23 : 29,748.84 = 13,997.23 : x
  2. Step 2: Convert to fraction form
    19,829.23/29,748.84 = 13,997.23/x
  3. Step 3: Cross multiply
    19,829.23x = 29,748.84 × 13,997.23
  4. Step 4: Simplify right side
    19,829.23x = 416,401,355.71
  5. Step 5: Solve for x
    x = 416,401,355.71/19,829.23
  6. Step 6: Final answer
    x = 20,999.37

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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.