Home / 40,975.98-56,478.87-29,023.98

Finding the Fourth Proportional to 40,975.98, 56,478.87 and 29,023.98

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Solution

The fourth proportional to 40,975.98, 56,478.87 and 29,023.98 is: 40,004.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,975.98 : 56,478.87 = 29,023.98 : x
  2. Step 2: Convert to fraction form
    40,975.98/56,478.87 = 29,023.98/x
  3. Step 3: Cross multiply
    40,975.98x = 56,478.87 × 29,023.98
  4. Step 4: Simplify right side
    40,975.98x = 1,639,241,593.30
  5. Step 5: Solve for x
    x = 1,639,241,593.30/40,975.98
  6. Step 6: Final answer
    x = 40,004.94

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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.