Home / 19,268.08-28,903.47-8,173.51

Finding the Fourth Proportional to 19,268.08, 28,903.47 and 8,173.51

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Solution

The fourth proportional to 19,268.08, 28,903.47 and 8,173.51 is: 12,260.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,268.08 : 28,903.47 = 8,173.51 : x
  2. Step 2: Convert to fraction form
    19,268.08/28,903.47 = 8,173.51/x
  3. Step 3: Cross multiply
    19,268.08x = 28,903.47 × 8,173.51
  4. Step 4: Simplify right side
    19,268.08x = 236,242,615.69
  5. Step 5: Solve for x
    x = 236,242,615.69/19,268.08
  6. Step 6: Final answer
    x = 12,260.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.