Home / 48,804.09-67,327.29-28,660.59

Finding the Fourth Proportional to 48,804.09, 67,327.29 and 28,660.59

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Solution

The fourth proportional to 48,804.09, 67,327.29 and 28,660.59 is: 39,538.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,804.09 : 67,327.29 = 28,660.59 : x
  2. Step 2: Convert to fraction form
    48,804.09/67,327.29 = 28,660.59/x
  3. Step 3: Cross multiply
    48,804.09x = 67,327.29 × 28,660.59
  4. Step 4: Simplify right side
    48,804.09x = 1,929,639,854.50
  5. Step 5: Solve for x
    x = 1,929,639,854.50/48,804.09
  6. Step 6: Final answer
    x = 39,538.49

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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.