Home / 22,176.08-30,602.04-12,104.30

Finding the Fourth Proportional to 22,176.08, 30,602.04 and 12,104.30

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Solution

The fourth proportional to 22,176.08, 30,602.04 and 12,104.30 is: 16,703.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,176.08 : 30,602.04 = 12,104.30 : x
  2. Step 2: Convert to fraction form
    22,176.08/30,602.04 = 12,104.30/x
  3. Step 3: Cross multiply
    22,176.08x = 30,602.04 × 12,104.30
  4. Step 4: Simplify right side
    22,176.08x = 370,416,272.77
  5. Step 5: Solve for x
    x = 370,416,272.77/22,176.08
  6. Step 6: Final answer
    x = 16,703.42

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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.