Home / 40,809.49-56,309.99-22,905.25

Finding the Fourth Proportional to 40,809.49, 56,309.99 and 22,905.25

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Solution

The fourth proportional to 40,809.49, 56,309.99 and 22,905.25 is: 31,605.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,809.49 : 56,309.99 = 22,905.25 : x
  2. Step 2: Convert to fraction form
    40,809.49/56,309.99 = 22,905.25/x
  3. Step 3: Cross multiply
    40,809.49x = 56,309.99 × 22,905.25
  4. Step 4: Simplify right side
    40,809.49x = 1,289,794,143.15
  5. Step 5: Solve for x
    x = 1,289,794,143.15/40,809.49
  6. Step 6: Final answer
    x = 31,605.25

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1.5x scale

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.