Home / 29,370.49-40,530.19-15,941.46

Finding the Fourth Proportional to 29,370.49, 40,530.19 and 15,941.46

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Solution

The fourth proportional to 29,370.49, 40,530.19 and 15,941.46 is: 21,998.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,370.49 : 40,530.19 = 15,941.46 : x
  2. Step 2: Convert to fraction form
    29,370.49/40,530.19 = 15,941.46/x
  3. Step 3: Cross multiply
    29,370.49x = 40,530.19 × 15,941.46
  4. Step 4: Simplify right side
    29,370.49x = 646,110,200.03
  5. Step 5: Solve for x
    x = 646,110,200.03/29,370.49
  6. Step 6: Final answer
    x = 21,998.62

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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.