Home / 10,276.56-15,324.62-10,183.01

Finding the Fourth Proportional to 10,276.56, 15,324.62 and 10,183.01

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Solution

The fourth proportional to 10,276.56, 15,324.62 and 10,183.01 is: 15,185.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,276.56 : 15,324.62 = 10,183.01 : x
  2. Step 2: Convert to fraction form
    10,276.56/15,324.62 = 10,183.01/x
  3. Step 3: Cross multiply
    10,276.56x = 15,324.62 × 10,183.01
  4. Step 4: Simplify right side
    10,276.56x = 156,050,631.17
  5. Step 5: Solve for x
    x = 156,050,631.17/10,276.56
  6. Step 6: Final answer
    x = 15,185.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.