Home / 14,818.24-20,454.42-13,068.64

Finding the Fourth Proportional to 14,818.24, 20,454.42 and 13,068.64

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Solution

The fourth proportional to 14,818.24, 20,454.42 and 13,068.64 is: 18,039.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,818.24 : 20,454.42 = 13,068.64 : x
  2. Step 2: Convert to fraction form
    14,818.24/20,454.42 = 13,068.64/x
  3. Step 3: Cross multiply
    14,818.24x = 20,454.42 × 13,068.64
  4. Step 4: Simplify right side
    14,818.24x = 267,311,451.39
  5. Step 5: Solve for x
    x = 267,311,451.39/14,818.24
  6. Step 6: Final answer
    x = 18,039.35

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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.