Home / 33,135.08-45,726.86-18,028.17

Finding the Fourth Proportional to 33,135.08, 45,726.86 and 18,028.17

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Solution

The fourth proportional to 33,135.08, 45,726.86 and 18,028.17 is: 24,879.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,135.08 : 45,726.86 = 18,028.17 : x
  2. Step 2: Convert to fraction form
    33,135.08/45,726.86 = 18,028.17/x
  3. Step 3: Cross multiply
    33,135.08x = 45,726.86 × 18,028.17
  4. Step 4: Simplify right side
    33,135.08x = 824,371,650.72
  5. Step 5: Solve for x
    x = 824,371,650.72/33,135.08
  6. Step 6: Final answer
    x = 24,879.12

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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.