Home / 43,176.24-64,769-13,594.96

Finding the Fourth Proportional to 43,176.24, 64,769 and 13,594.96

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Solution

The fourth proportional to 43,176.24, 64,769 and 13,594.96 is: 20,393.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,176.24 : 64,769 = 13,594.96 : x
  2. Step 2: Convert to fraction form
    43,176.24/64,769 = 13,594.96/x
  3. Step 3: Cross multiply
    43,176.24x = 64,769 × 13,594.96
  4. Step 4: Simplify right side
    43,176.24x = 880,531,964.24
  5. Step 5: Solve for x
    x = 880,531,964.24/43,176.24
  6. Step 6: Final answer
    x = 20,393.90

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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.