Home / 14,664.84-20,232.81-8,993.76

Finding the Fourth Proportional to 14,664.84, 20,232.81 and 8,993.76

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Solution

The fourth proportional to 14,664.84, 20,232.81 and 8,993.76 is: 12,408.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,664.84 : 20,232.81 = 8,993.76 : x
  2. Step 2: Convert to fraction form
    14,664.84/20,232.81 = 8,993.76/x
  3. Step 3: Cross multiply
    14,664.84x = 20,232.81 × 8,993.76
  4. Step 4: Simplify right side
    14,664.84x = 181,969,037.27
  5. Step 5: Solve for x
    x = 181,969,037.27/14,664.84
  6. Step 6: Final answer
    x = 12,408.53

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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.