Home / 14,260.70-21,401.32-5,497.68

Finding the Fourth Proportional to 14,260.70, 21,401.32 and 5,497.68

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Solution

The fourth proportional to 14,260.70, 21,401.32 and 5,497.68 is: 8,250.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,260.70 : 21,401.32 = 5,497.68 : x
  2. Step 2: Convert to fraction form
    14,260.70/21,401.32 = 5,497.68/x
  3. Step 3: Cross multiply
    14,260.70x = 21,401.32 × 5,497.68
  4. Step 4: Simplify right side
    14,260.70x = 117,657,608.94
  5. Step 5: Solve for x
    x = 117,657,608.94/14,260.70
  6. Step 6: Final answer
    x = 8,250.48

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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.