Home / 22,175.55-30,602.64-12,104.08

Finding the Fourth Proportional to 22,175.55, 30,602.64 and 12,104.08

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Solution

The fourth proportional to 22,175.55, 30,602.64 and 12,104.08 is: 16,703.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,175.55 : 30,602.64 = 12,104.08 : x
  2. Step 2: Convert to fraction form
    22,175.55/30,602.64 = 12,104.08/x
  3. Step 3: Cross multiply
    22,175.55x = 30,602.64 × 12,104.08
  4. Step 4: Simplify right side
    22,175.55x = 370,416,771.65
  5. Step 5: Solve for x
    x = 370,416,771.65/22,175.55
  6. Step 6: Final answer
    x = 16,703.84

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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.