Home / 14,699.17-20,273.74-10,220.68

Finding the Fourth Proportional to 14,699.17, 20,273.74 and 10,220.68

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Solution

The fourth proportional to 14,699.17, 20,273.74 and 10,220.68 is: 14,096.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,699.17 : 20,273.74 = 10,220.68 : x
  2. Step 2: Convert to fraction form
    14,699.17/20,273.74 = 10,220.68/x
  3. Step 3: Cross multiply
    14,699.17x = 20,273.74 × 10,220.68
  4. Step 4: Simplify right side
    14,699.17x = 207,211,408.94
  5. Step 5: Solve for x
    x = 207,211,408.94/14,699.17
  6. Step 6: Final answer
    x = 14,096.81

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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.