Home / 20,256.28-30,343.72-10,094.01

Finding the Fourth Proportional to 20,256.28, 30,343.72 and 10,094.01

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Solution

The fourth proportional to 20,256.28, 30,343.72 and 10,094.01 is: 15,120.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,256.28 : 30,343.72 = 10,094.01 : x
  2. Step 2: Convert to fraction form
    20,256.28/30,343.72 = 10,094.01/x
  3. Step 3: Cross multiply
    20,256.28x = 30,343.72 × 10,094.01
  4. Step 4: Simplify right side
    20,256.28x = 306,289,661.40
  5. Step 5: Solve for x
    x = 306,289,661.40/20,256.28
  6. Step 6: Final answer
    x = 15,120.73

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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.