Home / 19,338.48-26,682.30-12,262.32

Finding the Fourth Proportional to 19,338.48, 26,682.30 and 12,262.32

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Solution

The fourth proportional to 19,338.48, 26,682.30 and 12,262.32 is: 16,918.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,338.48 : 26,682.30 = 12,262.32 : x
  2. Step 2: Convert to fraction form
    19,338.48/26,682.30 = 12,262.32/x
  3. Step 3: Cross multiply
    19,338.48x = 26,682.30 × 12,262.32
  4. Step 4: Simplify right side
    19,338.48x = 327,186,900.94
  5. Step 5: Solve for x
    x = 327,186,900.94/19,338.48
  6. Step 6: Final answer
    x = 16,918.96

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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.