Home / 12,674.40-19,012.65-4,671.33

Finding the Fourth Proportional to 12,674.40, 19,012.65 and 4,671.33

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Solution

The fourth proportional to 12,674.40, 19,012.65 and 4,671.33 is: 7,007.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,674.40 : 19,012.65 = 4,671.33 : x
  2. Step 2: Convert to fraction form
    12,674.40/19,012.65 = 4,671.33/x
  3. Step 3: Cross multiply
    12,674.40x = 19,012.65 × 4,671.33
  4. Step 4: Simplify right side
    12,674.40x = 88,814,362.32
  5. Step 5: Solve for x
    x = 88,814,362.32/12,674.40
  6. Step 6: Final answer
    x = 7,007.38

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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.