Home / 14,626.02-20,183.83-7,911.63

Finding the Fourth Proportional to 14,626.02, 20,183.83 and 7,911.63

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Solution

The fourth proportional to 14,626.02, 20,183.83 and 7,911.63 is: 10,918.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,626.02 : 20,183.83 = 7,911.63 : x
  2. Step 2: Convert to fraction form
    14,626.02/20,183.83 = 7,911.63/x
  3. Step 3: Cross multiply
    14,626.02x = 20,183.83 × 7,911.63
  4. Step 4: Simplify right side
    14,626.02x = 159,686,994.94
  5. Step 5: Solve for x
    x = 159,686,994.94/14,626.02
  6. Step 6: Final answer
    x = 10,918.01

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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.