Home / 14,199.03-21,298.85-3,669.28

Finding the Fourth Proportional to 14,199.03, 21,298.85 and 3,669.28

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Solution

The fourth proportional to 14,199.03, 21,298.85 and 3,669.28 is: 5,503.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,199.03 : 21,298.85 = 3,669.28 : x
  2. Step 2: Convert to fraction form
    14,199.03/21,298.85 = 3,669.28/x
  3. Step 3: Cross multiply
    14,199.03x = 21,298.85 × 3,669.28
  4. Step 4: Simplify right side
    14,199.03x = 78,151,319.49
  5. Step 5: Solve for x
    x = 78,151,319.49/14,199.03
  6. Step 6: Final answer
    x = 5,503.99

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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.