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Finding the Fourth Proportional to 30,725.79, 46,099.79 and 10,738.24

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Solution

The fourth proportional to 30,725.79, 46,099.79 and 10,738.24 is: 16,111.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,725.79 : 46,099.79 = 10,738.24 : x
  2. Step 2: Convert to fraction form
    30,725.79/46,099.79 = 10,738.24/x
  3. Step 3: Cross multiply
    30,725.79x = 46,099.79 × 10,738.24
  4. Step 4: Simplify right side
    30,725.79x = 495,030,608.97
  5. Step 5: Solve for x
    x = 495,030,608.97/30,725.79
  6. Step 6: Final answer
    x = 16,111.24

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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.