Home / 26,133.90-36,067.44-15,382.98

Finding the Fourth Proportional to 26,133.90, 36,067.44 and 15,382.98

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Solution

The fourth proportional to 26,133.90, 36,067.44 and 15,382.98 is: 21,230.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,133.90 : 36,067.44 = 15,382.98 : x
  2. Step 2: Convert to fraction form
    26,133.90/36,067.44 = 15,382.98/x
  3. Step 3: Cross multiply
    26,133.90x = 36,067.44 × 15,382.98
  4. Step 4: Simplify right side
    26,133.90x = 554,824,708.17
  5. Step 5: Solve for x
    x = 554,824,708.17/26,133.90
  6. Step 6: Final answer
    x = 21,230.08

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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.