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Finding the Fourth Proportional to 33,995.91, 46,916.45 and 18,888.67

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Solution

The fourth proportional to 33,995.91, 46,916.45 and 18,888.67 is: 26,067.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,995.91 : 46,916.45 = 18,888.67 : x
  2. Step 2: Convert to fraction form
    33,995.91/46,916.45 = 18,888.67/x
  3. Step 3: Cross multiply
    33,995.91x = 46,916.45 × 18,888.67
  4. Step 4: Simplify right side
    33,995.91x = 886,189,341.62
  5. Step 5: Solve for x
    x = 886,189,341.62/33,995.91
  6. Step 6: Final answer
    x = 26,067.53

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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.