Home / 19,305.74-26,646.12-11,754.50

Finding the Fourth Proportional to 19,305.74, 26,646.12 and 11,754.50

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Solution

The fourth proportional to 19,305.74, 26,646.12 and 11,754.50 is: 16,223.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,305.74 : 26,646.12 = 11,754.50 : x
  2. Step 2: Convert to fraction form
    19,305.74/26,646.12 = 11,754.50/x
  3. Step 3: Cross multiply
    19,305.74x = 26,646.12 × 11,754.50
  4. Step 4: Simplify right side
    19,305.74x = 313,211,817.54
  5. Step 5: Solve for x
    x = 313,211,817.54/19,305.74
  6. Step 6: Final answer
    x = 16,223.77

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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.