Home / 33,135.39-45,726.34-18,028.18

Finding the Fourth Proportional to 33,135.39, 45,726.34 and 18,028.18

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Solution

The fourth proportional to 33,135.39, 45,726.34 and 18,028.18 is: 24,878.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,135.39 : 45,726.34 = 18,028.18 : x
  2. Step 2: Convert to fraction form
    33,135.39/45,726.34 = 18,028.18/x
  3. Step 3: Cross multiply
    33,135.39x = 45,726.34 × 18,028.18
  4. Step 4: Simplify right side
    33,135.39x = 824,362,688.26
  5. Step 5: Solve for x
    x = 824,362,688.26/33,135.39
  6. Step 6: Final answer
    x = 24,878.62

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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.