Home / 12,029.33-18,038.84-4,132.64

Finding the Fourth Proportional to 12,029.33, 18,038.84 and 4,132.64

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Solution

The fourth proportional to 12,029.33, 18,038.84 and 4,132.64 is: 6,197.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,029.33 : 18,038.84 = 4,132.64 : x
  2. Step 2: Convert to fraction form
    12,029.33/18,038.84 = 4,132.64/x
  3. Step 3: Cross multiply
    12,029.33x = 18,038.84 × 4,132.64
  4. Step 4: Simplify right side
    12,029.33x = 74,548,056.17
  5. Step 5: Solve for x
    x = 74,548,056.17/12,029.33
  6. Step 6: Final answer
    x = 6,197.19

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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.