Home / 16,471.03-24,680.64-12,731.95

Finding the Fourth Proportional to 16,471.03, 24,680.64 and 12,731.95

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Solution

The fourth proportional to 16,471.03, 24,680.64 and 12,731.95 is: 19,077.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,471.03 : 24,680.64 = 12,731.95 : x
  2. Step 2: Convert to fraction form
    16,471.03/24,680.64 = 12,731.95/x
  3. Step 3: Cross multiply
    16,471.03x = 24,680.64 × 12,731.95
  4. Step 4: Simplify right side
    16,471.03x = 314,232,674.45
  5. Step 5: Solve for x
    x = 314,232,674.45/16,471.03
  6. Step 6: Final answer
    x = 19,077.90

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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.