Home / 12,336.96-18,506.88-4,941.12

Finding the Fourth Proportional to 12,336.96, 18,506.88 and 4,941.12

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Solution

The fourth proportional to 12,336.96, 18,506.88 and 4,941.12 is: 7,412.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,336.96 : 18,506.88 = 4,941.12 : x
  2. Step 2: Convert to fraction form
    12,336.96/18,506.88 = 4,941.12/x
  3. Step 3: Cross multiply
    12,336.96x = 18,506.88 × 4,941.12
  4. Step 4: Simplify right side
    12,336.96x = 91,444,714.91
  5. Step 5: Solve for x
    x = 91,444,714.91/12,336.96
  6. Step 6: Final answer
    x = 7,412.26

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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.