Home / 33,545.31-46,293.63-18,438.51

Finding the Fourth Proportional to 33,545.31, 46,293.63 and 18,438.51

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Solution

The fourth proportional to 33,545.31, 46,293.63 and 18,438.51 is: 25,445.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,545.31 : 46,293.63 = 18,438.51 : x
  2. Step 2: Convert to fraction form
    33,545.31/46,293.63 = 18,438.51/x
  3. Step 3: Cross multiply
    33,545.31x = 46,293.63 × 18,438.51
  4. Step 4: Simplify right side
    33,545.31x = 853,585,559.69
  5. Step 5: Solve for x
    x = 853,585,559.69/33,545.31
  6. Step 6: Final answer
    x = 25,445.75

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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.