Home / 33,226.11-45,826.02-21,290.58

Finding the Fourth Proportional to 33,226.11, 45,826.02 and 21,290.58

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Solution

The fourth proportional to 33,226.11, 45,826.02 and 21,290.58 is: 29,364.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,226.11 : 45,826.02 = 21,290.58 : x
  2. Step 2: Convert to fraction form
    33,226.11/45,826.02 = 21,290.58/x
  3. Step 3: Cross multiply
    33,226.11x = 45,826.02 × 21,290.58
  4. Step 4: Simplify right side
    33,226.11x = 975,662,544.89
  5. Step 5: Solve for x
    x = 975,662,544.89/33,226.11
  6. Step 6: Final answer
    x = 29,364.33

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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.