Home / 19,029.80-26,260.98-11,076.68

Finding the Fourth Proportional to 19,029.80, 26,260.98 and 11,076.68

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Solution

The fourth proportional to 19,029.80, 26,260.98 and 11,076.68 is: 15,285.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,029.80 : 26,260.98 = 11,076.68 : x
  2. Step 2: Convert to fraction form
    19,029.80/26,260.98 = 11,076.68/x
  3. Step 3: Cross multiply
    19,029.80x = 26,260.98 × 11,076.68
  4. Step 4: Simplify right side
    19,029.80x = 290,884,471.95
  5. Step 5: Solve for x
    x = 290,884,471.95/19,029.80
  6. Step 6: Final answer
    x = 15,285.73

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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.