Home / 48,406.59-66,806.46-28,268.46

Finding the Fourth Proportional to 48,406.59, 66,806.46 and 28,268.46

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Solution

The fourth proportional to 48,406.59, 66,806.46 and 28,268.46 is: 39,013.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,406.59 : 66,806.46 = 28,268.46 : x
  2. Step 2: Convert to fraction form
    48,406.59/66,806.46 = 28,268.46/x
  3. Step 3: Cross multiply
    48,406.59x = 66,806.46 × 28,268.46
  4. Step 4: Simplify right side
    48,406.59x = 1,888,515,742.25
  5. Step 5: Solve for x
    x = 1,888,515,742.25/48,406.59
  6. Step 6: Final answer
    x = 39,013.61

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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.