Home / 19,026.41-28,551.45-9,166.68

Finding the Fourth Proportional to 19,026.41, 28,551.45 and 9,166.68

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Solution

The fourth proportional to 19,026.41, 28,551.45 and 9,166.68 is: 13,755.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,026.41 : 28,551.45 = 9,166.68 : x
  2. Step 2: Convert to fraction form
    19,026.41/28,551.45 = 9,166.68/x
  3. Step 3: Cross multiply
    19,026.41x = 28,551.45 × 9,166.68
  4. Step 4: Simplify right side
    19,026.41x = 261,722,005.69
  5. Step 5: Solve for x
    x = 261,722,005.69/19,026.41
  6. Step 6: Final answer
    x = 13,755.73

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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.