Home / 12,055.50-16,636.46-6,751.62

Finding the Fourth Proportional to 12,055.50, 16,636.46 and 6,751.62

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Solution

The fourth proportional to 12,055.50, 16,636.46 and 6,751.62 is: 9,317.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,055.50 : 16,636.46 = 6,751.62 : x
  2. Step 2: Convert to fraction form
    12,055.50/16,636.46 = 6,751.62/x
  3. Step 3: Cross multiply
    12,055.50x = 16,636.46 × 6,751.62
  4. Step 4: Simplify right side
    12,055.50x = 112,323,056.07
  5. Step 5: Solve for x
    x = 112,323,056.07/12,055.50
  6. Step 6: Final answer
    x = 9,317.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.