Home / 35,725.26-49,289.50-20,615.92

Finding the Fourth Proportional to 35,725.26, 49,289.50 and 20,615.92

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Solution

The fourth proportional to 35,725.26, 49,289.50 and 20,615.92 is: 28,443.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,725.26 : 49,289.50 = 20,615.92 : x
  2. Step 2: Convert to fraction form
    35,725.26/49,289.50 = 20,615.92/x
  3. Step 3: Cross multiply
    35,725.26x = 49,289.50 × 20,615.92
  4. Step 4: Simplify right side
    35,725.26x = 1,016,148,388.84
  5. Step 5: Solve for x
    x = 1,016,148,388.84/35,725.26
  6. Step 6: Final answer
    x = 28,443.41

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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.