Home / 14,679.32-22,016.36-6,781.46

Finding the Fourth Proportional to 14,679.32, 22,016.36 and 6,781.46

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Solution

The fourth proportional to 14,679.32, 22,016.36 and 6,781.46 is: 10,170.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,679.32 : 22,016.36 = 6,781.46 : x
  2. Step 2: Convert to fraction form
    14,679.32/22,016.36 = 6,781.46/x
  3. Step 3: Cross multiply
    14,679.32x = 22,016.36 × 6,781.46
  4. Step 4: Simplify right side
    14,679.32x = 149,303,064.69
  5. Step 5: Solve for x
    x = 149,303,064.69/14,679.32
  6. Step 6: Final answer
    x = 10,170.98

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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.