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Finding the Fourth Proportional to 46,391.65, 64,015.09 and 25,974.87

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Solution

The fourth proportional to 46,391.65, 64,015.09 and 25,974.87 is: 35,842.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,391.65 : 64,015.09 = 25,974.87 : x
  2. Step 2: Convert to fraction form
    46,391.65/64,015.09 = 25,974.87/x
  3. Step 3: Cross multiply
    46,391.65x = 64,015.09 × 25,974.87
  4. Step 4: Simplify right side
    46,391.65x = 1,662,783,335.79
  5. Step 5: Solve for x
    x = 1,662,783,335.79/46,391.65
  6. Step 6: Final answer
    x = 35,842.30

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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.