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Finding the Fourth Proportional to 30,651.92, 46,016.80 and 26,064.08

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Solution

The fourth proportional to 30,651.92, 46,016.80 and 26,064.08 is: 39,129.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,651.92 : 46,016.80 = 26,064.08 : x
  2. Step 2: Convert to fraction form
    30,651.92/46,016.80 = 26,064.08/x
  3. Step 3: Cross multiply
    30,651.92x = 46,016.80 × 26,064.08
  4. Step 4: Simplify right side
    30,651.92x = 1,199,385,556.54
  5. Step 5: Solve for x
    x = 1,199,385,556.54/30,651.92
  6. Step 6: Final answer
    x = 39,129.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.