Home / 12,029.10-18,049.32-4,636.23

Finding the Fourth Proportional to 12,029.10, 18,049.32 and 4,636.23

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Solution

The fourth proportional to 12,029.10, 18,049.32 and 4,636.23 is: 6,956.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,029.10 : 18,049.32 = 4,636.23 : x
  2. Step 2: Convert to fraction form
    12,029.10/18,049.32 = 4,636.23/x
  3. Step 3: Cross multiply
    12,029.10x = 18,049.32 × 4,636.23
  4. Step 4: Simplify right side
    12,029.10x = 83,680,798.86
  5. Step 5: Solve for x
    x = 83,680,798.86/12,029.10
  6. Step 6: Final answer
    x = 6,956.53

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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.