Home / 17,979.40-26,944.80-14,698.90

Finding the Fourth Proportional to 17,979.40, 26,944.80 and 14,698.90

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Solution

The fourth proportional to 17,979.40, 26,944.80 and 14,698.90 is: 22,028.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,979.40 : 26,944.80 = 14,698.90 : x
  2. Step 2: Convert to fraction form
    17,979.40/26,944.80 = 14,698.90/x
  3. Step 3: Cross multiply
    17,979.40x = 26,944.80 × 14,698.90
  4. Step 4: Simplify right side
    17,979.40x = 396,058,920.72
  5. Step 5: Solve for x
    x = 396,058,920.72/17,979.40
  6. Step 6: Final answer
    x = 22,028.48

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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.