Home / 18,504.96-25,536.56-11,332.48

Finding the Fourth Proportional to 18,504.96, 25,536.56 and 11,332.48

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Solution

The fourth proportional to 18,504.96, 25,536.56 and 11,332.48 is: 15,638.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,504.96 : 25,536.56 = 11,332.48 : x
  2. Step 2: Convert to fraction form
    18,504.96/25,536.56 = 11,332.48/x
  3. Step 3: Cross multiply
    18,504.96x = 25,536.56 × 11,332.48
  4. Step 4: Simplify right side
    18,504.96x = 289,392,555.47
  5. Step 5: Solve for x
    x = 289,392,555.47/18,504.96
  6. Step 6: Final answer
    x = 15,638.65

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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.