Home / 33,779.84-46,620.81-19,439.38

Finding the Fourth Proportional to 33,779.84, 46,620.81 and 19,439.38

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Solution

The fourth proportional to 33,779.84, 46,620.81 and 19,439.38 is: 26,829.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,779.84 : 46,620.81 = 19,439.38 : x
  2. Step 2: Convert to fraction form
    33,779.84/46,620.81 = 19,439.38/x
  3. Step 3: Cross multiply
    33,779.84x = 46,620.81 × 19,439.38
  4. Step 4: Simplify right side
    33,779.84x = 906,279,641.50
  5. Step 5: Solve for x
    x = 906,279,641.50/33,779.84
  6. Step 6: Final answer
    x = 26,829.01

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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.