Home / 12,357.16-16,997.58-10,837.24

Finding the Fourth Proportional to 12,357.16, 16,997.58 and 10,837.24

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Solution

The fourth proportional to 12,357.16, 16,997.58 and 10,837.24 is: 14,906.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,357.16 : 16,997.58 = 10,837.24 : x
  2. Step 2: Convert to fraction form
    12,357.16/16,997.58 = 10,837.24/x
  3. Step 3: Cross multiply
    12,357.16x = 16,997.58 × 10,837.24
  4. Step 4: Simplify right side
    12,357.16x = 184,206,853.88
  5. Step 5: Solve for x
    x = 184,206,853.88/12,357.16
  6. Step 6: Final answer
    x = 14,906.89

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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.