Home / 14,023.66-19,340.46-12,134.64

Finding the Fourth Proportional to 14,023.66, 19,340.46 and 12,134.64

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Solution

The fourth proportional to 14,023.66, 19,340.46 and 12,134.64 is: 16,735.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,023.66 : 19,340.46 = 12,134.64 : x
  2. Step 2: Convert to fraction form
    14,023.66/19,340.46 = 12,134.64/x
  3. Step 3: Cross multiply
    14,023.66x = 19,340.46 × 12,134.64
  4. Step 4: Simplify right side
    14,023.66x = 234,689,519.53
  5. Step 5: Solve for x
    x = 234,689,519.53/14,023.66
  6. Step 6: Final answer
    x = 16,735.25

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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.