Home / 12,070.32-18,108.24-4,674.84

Finding the Fourth Proportional to 12,070.32, 18,108.24 and 4,674.84

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Solution

The fourth proportional to 12,070.32, 18,108.24 and 4,674.84 is: 7,013.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,070.32 : 18,108.24 = 4,674.84 : x
  2. Step 2: Convert to fraction form
    12,070.32/18,108.24 = 4,674.84/x
  3. Step 3: Cross multiply
    12,070.32x = 18,108.24 × 4,674.84
  4. Step 4: Simplify right side
    12,070.32x = 84,653,124.68
  5. Step 5: Solve for x
    x = 84,653,124.68/12,070.32
  6. Step 6: Final answer
    x = 7,013.33

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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.