Home / 14,694.44-20,280.18-9,106.28

Finding the Fourth Proportional to 14,694.44, 20,280.18 and 9,106.28

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Solution

The fourth proportional to 14,694.44, 20,280.18 and 9,106.28 is: 12,567.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,694.44 : 20,280.18 = 9,106.28 : x
  2. Step 2: Convert to fraction form
    14,694.44/20,280.18 = 9,106.28/x
  3. Step 3: Cross multiply
    14,694.44x = 20,280.18 × 9,106.28
  4. Step 4: Simplify right side
    14,694.44x = 184,676,997.53
  5. Step 5: Solve for x
    x = 184,676,997.53/14,694.44
  6. Step 6: Final answer
    x = 12,567.81

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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.