Home / 33,641.18-46,428.45-18,535.36

Finding the Fourth Proportional to 33,641.18, 46,428.45 and 18,535.36

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Solution

The fourth proportional to 33,641.18, 46,428.45 and 18,535.36 is: 25,580.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,641.18 : 46,428.45 = 18,535.36 : x
  2. Step 2: Convert to fraction form
    33,641.18/46,428.45 = 18,535.36/x
  3. Step 3: Cross multiply
    33,641.18x = 46,428.45 × 18,535.36
  4. Step 4: Simplify right side
    33,641.18x = 860,568,034.99
  5. Step 5: Solve for x
    x = 860,568,034.99/33,641.18
  6. Step 6: Final answer
    x = 25,580.79

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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.