Home / 16,439.36-24,615.29-12,845.66

Finding the Fourth Proportional to 16,439.36, 24,615.29 and 12,845.66

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Solution

The fourth proportional to 16,439.36, 24,615.29 and 12,845.66 is: 19,234.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,439.36 : 24,615.29 = 12,845.66 : x
  2. Step 2: Convert to fraction form
    16,439.36/24,615.29 = 12,845.66/x
  3. Step 3: Cross multiply
    16,439.36x = 24,615.29 × 12,845.66
  4. Step 4: Simplify right side
    16,439.36x = 316,199,555.18
  5. Step 5: Solve for x
    x = 316,199,555.18/16,439.36
  6. Step 6: Final answer
    x = 19,234.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.