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Finding the Fourth Proportional to 34,050.48, 46,990.08 and 19,146.48

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Solution

The fourth proportional to 34,050.48, 46,990.08 and 19,146.48 is: 26,422.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,050.48 : 46,990.08 = 19,146.48 : x
  2. Step 2: Convert to fraction form
    34,050.48/46,990.08 = 19,146.48/x
  3. Step 3: Cross multiply
    34,050.48x = 46,990.08 × 19,146.48
  4. Step 4: Simplify right side
    34,050.48x = 899,694,626.92
  5. Step 5: Solve for x
    x = 899,694,626.92/34,050.48
  6. Step 6: Final answer
    x = 26,422.38

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Double scale
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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.