Home / 28,984.72-43,462.40-14,171.44

Finding the Fourth Proportional to 28,984.72, 43,462.40 and 14,171.44

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Solution

The fourth proportional to 28,984.72, 43,462.40 and 14,171.44 is: 21,249.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,984.72 : 43,462.40 = 14,171.44 : x
  2. Step 2: Convert to fraction form
    28,984.72/43,462.40 = 14,171.44/x
  3. Step 3: Cross multiply
    28,984.72x = 43,462.40 × 14,171.44
  4. Step 4: Simplify right side
    28,984.72x = 615,924,793.86
  5. Step 5: Solve for x
    x = 615,924,793.86/28,984.72
  6. Step 6: Final answer
    x = 21,249.98

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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.