Home / 12,028.28-18,030.08-6,094.20

Finding the Fourth Proportional to 12,028.28, 18,030.08 and 6,094.20

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Solution

The fourth proportional to 12,028.28, 18,030.08 and 6,094.20 is: 9,135.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,028.28 : 18,030.08 = 6,094.20 : x
  2. Step 2: Convert to fraction form
    12,028.28/18,030.08 = 6,094.20/x
  3. Step 3: Cross multiply
    12,028.28x = 18,030.08 × 6,094.20
  4. Step 4: Simplify right side
    12,028.28x = 109,878,913.54
  5. Step 5: Solve for x
    x = 109,878,913.54/12,028.28
  6. Step 6: Final answer
    x = 9,135.05

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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.