Home / 28,296.88-39,052.02-18,246.25

Finding the Fourth Proportional to 28,296.88, 39,052.02 and 18,246.25

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Solution

The fourth proportional to 28,296.88, 39,052.02 and 18,246.25 is: 25,181.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,296.88 : 39,052.02 = 18,246.25 : x
  2. Step 2: Convert to fraction form
    28,296.88/39,052.02 = 18,246.25/x
  3. Step 3: Cross multiply
    28,296.88x = 39,052.02 × 18,246.25
  4. Step 4: Simplify right side
    28,296.88x = 712,552,919.93
  5. Step 5: Solve for x
    x = 712,552,919.93/28,296.88
  6. Step 6: Final answer
    x = 25,181.32

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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.