Home / 47,742.36-71,646.42-16,577.64

Finding the Fourth Proportional to 47,742.36, 71,646.42 and 16,577.64

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Solution

The fourth proportional to 47,742.36, 71,646.42 and 16,577.64 is: 24,877.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,742.36 : 71,646.42 = 16,577.64 : x
  2. Step 2: Convert to fraction form
    47,742.36/71,646.42 = 16,577.64/x
  3. Step 3: Cross multiply
    47,742.36x = 71,646.42 × 16,577.64
  4. Step 4: Simplify right side
    47,742.36x = 1,187,728,558.05
  5. Step 5: Solve for x
    x = 1,187,728,558.05/47,742.36
  6. Step 6: Final answer
    x = 24,877.88

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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.