Home / 14,084.32-19,392.96-12,509.68

Finding the Fourth Proportional to 14,084.32, 19,392.96 and 12,509.68

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Solution

The fourth proportional to 14,084.32, 19,392.96 and 12,509.68 is: 17,224.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,084.32 : 19,392.96 = 12,509.68 : x
  2. Step 2: Convert to fraction form
    14,084.32/19,392.96 = 12,509.68/x
  3. Step 3: Cross multiply
    14,084.32x = 19,392.96 × 12,509.68
  4. Step 4: Simplify right side
    14,084.32x = 242,599,723.85
  5. Step 5: Solve for x
    x = 242,599,723.85/14,084.32
  6. Step 6: Final answer
    x = 17,224.81

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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.