Home / 40,858.12-56,389.90-22,954.50

Finding the Fourth Proportional to 40,858.12, 56,389.90 and 22,954.50

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Solution

The fourth proportional to 40,858.12, 56,389.90 and 22,954.50 is: 31,680.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,858.12 : 56,389.90 = 22,954.50 : x
  2. Step 2: Convert to fraction form
    40,858.12/56,389.90 = 22,954.50/x
  3. Step 3: Cross multiply
    40,858.12x = 56,389.90 × 22,954.50
  4. Step 4: Simplify right side
    40,858.12x = 1,294,401,959.55
  5. Step 5: Solve for x
    x = 1,294,401,959.55/40,858.12
  6. Step 6: Final answer
    x = 31,680.41

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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.