Home / 12,029.23-18,040.20-4,633.12

Finding the Fourth Proportional to 12,029.23, 18,040.20 and 4,633.12

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Solution

The fourth proportional to 12,029.23, 18,040.20 and 4,633.12 is: 6,948.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,029.23 : 18,040.20 = 4,633.12 : x
  2. Step 2: Convert to fraction form
    12,029.23/18,040.20 = 4,633.12/x
  3. Step 3: Cross multiply
    12,029.23x = 18,040.20 × 4,633.12
  4. Step 4: Simplify right side
    12,029.23x = 83,582,411.42
  5. Step 5: Solve for x
    x = 83,582,411.42/12,029.23
  6. Step 6: Final answer
    x = 6,948.28

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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.