Home / 18,854.22-28,261.89-6,370.14

Finding the Fourth Proportional to 18,854.22, 28,261.89 and 6,370.14

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Solution

The fourth proportional to 18,854.22, 28,261.89 and 6,370.14 is: 9,548.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,854.22 : 28,261.89 = 6,370.14 : x
  2. Step 2: Convert to fraction form
    18,854.22/28,261.89 = 6,370.14/x
  3. Step 3: Cross multiply
    18,854.22x = 28,261.89 × 6,370.14
  4. Step 4: Simplify right side
    18,854.22x = 180,032,195.96
  5. Step 5: Solve for x
    x = 180,032,195.96/18,854.22
  6. Step 6: Final answer
    x = 9,548.64

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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.