Home / 14,267.77-21,396.33-4,905.14

Finding the Fourth Proportional to 14,267.77, 21,396.33 and 4,905.14

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Solution

The fourth proportional to 14,267.77, 21,396.33 and 4,905.14 is: 7,355.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,267.77 : 21,396.33 = 4,905.14 : x
  2. Step 2: Convert to fraction form
    14,267.77/21,396.33 = 4,905.14/x
  3. Step 3: Cross multiply
    14,267.77x = 21,396.33 × 4,905.14
  4. Step 4: Simplify right side
    14,267.77x = 104,951,887.15
  5. Step 5: Solve for x
    x = 104,951,887.15/14,267.77
  6. Step 6: Final answer
    x = 7,355.87

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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.