Home / 33,545.61-46,293.78-18,438.66

Finding the Fourth Proportional to 33,545.61, 46,293.78 and 18,438.66

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Solution

The fourth proportional to 33,545.61, 46,293.78 and 18,438.66 is: 25,445.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,545.61 : 46,293.78 = 18,438.66 : x
  2. Step 2: Convert to fraction form
    33,545.61/46,293.78 = 18,438.66/x
  3. Step 3: Cross multiply
    33,545.61x = 46,293.78 × 18,438.66
  4. Step 4: Simplify right side
    33,545.61x = 853,595,269.53
  5. Step 5: Solve for x
    x = 853,595,269.53/33,545.61
  6. Step 6: Final answer
    x = 25,445.81

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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.