Home / 14,183.81-21,253.76-9,743.60

Finding the Fourth Proportional to 14,183.81, 21,253.76 and 9,743.60

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Solution

The fourth proportional to 14,183.81, 21,253.76 and 9,743.60 is: 14,600.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,183.81 : 21,253.76 = 9,743.60 : x
  2. Step 2: Convert to fraction form
    14,183.81/21,253.76 = 9,743.60/x
  3. Step 3: Cross multiply
    14,183.81x = 21,253.76 × 9,743.60
  4. Step 4: Simplify right side
    14,183.81x = 207,088,176.89
  5. Step 5: Solve for x
    x = 207,088,176.89/14,183.81
  6. Step 6: Final answer
    x = 14,600.32

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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.