Home / 16,520.13-24,804.80-6,678.63

Finding the Fourth Proportional to 16,520.13, 24,804.80 and 6,678.63

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Solution

The fourth proportional to 16,520.13, 24,804.80 and 6,678.63 is: 10,027.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,520.13 : 24,804.80 = 6,678.63 : x
  2. Step 2: Convert to fraction form
    16,520.13/24,804.80 = 6,678.63/x
  3. Step 3: Cross multiply
    16,520.13x = 24,804.80 × 6,678.63
  4. Step 4: Simplify right side
    16,520.13x = 165,662,073.08
  5. Step 5: Solve for x
    x = 165,662,073.08/16,520.13
  6. Step 6: Final answer
    x = 10,027.89

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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.