Home / 35,367.20-48,804.36-20,259.92

Finding the Fourth Proportional to 35,367.20, 48,804.36 and 20,259.92

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Solution

The fourth proportional to 35,367.20, 48,804.36 and 20,259.92 is: 27,957.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,367.20 : 48,804.36 = 20,259.92 : x
  2. Step 2: Convert to fraction form
    35,367.20/48,804.36 = 20,259.92/x
  3. Step 3: Cross multiply
    35,367.20x = 48,804.36 × 20,259.92
  4. Step 4: Simplify right side
    35,367.20x = 988,772,429.25
  5. Step 5: Solve for x
    x = 988,772,429.25/35,367.20
  6. Step 6: Final answer
    x = 27,957.33

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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.