Home / 12,028.41-18,038.51-6,103.01

Finding the Fourth Proportional to 12,028.41, 18,038.51 and 6,103.01

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Solution

The fourth proportional to 12,028.41, 18,038.51 and 6,103.01 is: 9,152.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,028.41 : 18,038.51 = 6,103.01 : x
  2. Step 2: Convert to fraction form
    12,028.41/18,038.51 = 6,103.01/x
  3. Step 3: Cross multiply
    12,028.41x = 18,038.51 × 6,103.01
  4. Step 4: Simplify right side
    12,028.41x = 110,089,244.38
  5. Step 5: Solve for x
    x = 110,089,244.38/12,028.41
  6. Step 6: Final answer
    x = 9,152.44

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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.