Home / 16,703.36-24,996.54-12,309.92

Finding the Fourth Proportional to 16,703.36, 24,996.54 and 12,309.92

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Solution

The fourth proportional to 16,703.36, 24,996.54 and 12,309.92 is: 18,421.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,703.36 : 24,996.54 = 12,309.92 : x
  2. Step 2: Convert to fraction form
    16,703.36/24,996.54 = 12,309.92/x
  3. Step 3: Cross multiply
    16,703.36x = 24,996.54 × 12,309.92
  4. Step 4: Simplify right side
    16,703.36x = 307,705,407.68
  5. Step 5: Solve for x
    x = 307,705,407.68/16,703.36
  6. Step 6: Final answer
    x = 18,421.77

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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.