Home / 48,588.12-67,051.02-28,455.48

Finding the Fourth Proportional to 48,588.12, 67,051.02 and 28,455.48

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Solution

The fourth proportional to 48,588.12, 67,051.02 and 28,455.48 is: 39,268.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,588.12 : 67,051.02 = 28,455.48 : x
  2. Step 2: Convert to fraction form
    48,588.12/67,051.02 = 28,455.48/x
  3. Step 3: Cross multiply
    48,588.12x = 67,051.02 × 28,455.48
  4. Step 4: Simplify right side
    48,588.12x = 1,907,968,958.59
  5. Step 5: Solve for x
    x = 1,907,968,958.59/48,588.12
  6. Step 6: Final answer
    x = 39,268.22

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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.