Home / 48,708.66-67,233.26-28,573.68

Finding the Fourth Proportional to 48,708.66, 67,233.26 and 28,573.68

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Solution

The fourth proportional to 48,708.66, 67,233.26 and 28,573.68 is: 39,440.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,708.66 : 67,233.26 = 28,573.68 : x
  2. Step 2: Convert to fraction form
    48,708.66/67,233.26 = 28,573.68/x
  3. Step 3: Cross multiply
    48,708.66x = 67,233.26 × 28,573.68
  4. Step 4: Simplify right side
    48,708.66x = 1,921,101,656.60
  5. Step 5: Solve for x
    x = 1,921,101,656.60/48,708.66
  6. Step 6: Final answer
    x = 39,440.66

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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.