Home / 33,338.80-46,013.70-21,417.04

Finding the Fourth Proportional to 33,338.80, 46,013.70 and 21,417.04

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Solution

The fourth proportional to 33,338.80, 46,013.70 and 21,417.04 is: 29,559.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,338.80 : 46,013.70 = 21,417.04 : x
  2. Step 2: Convert to fraction form
    33,338.80/46,013.70 = 21,417.04/x
  3. Step 3: Cross multiply
    33,338.80x = 46,013.70 × 21,417.04
  4. Step 4: Simplify right side
    33,338.80x = 985,477,253.45
  5. Step 5: Solve for x
    x = 985,477,253.45/33,338.80
  6. Step 6: Final answer
    x = 29,559.47

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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.