Home / 25,536.56-35,226.06-15,324.96

Finding the Fourth Proportional to 25,536.56, 35,226.06 and 15,324.96

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Solution

The fourth proportional to 25,536.56, 35,226.06 and 15,324.96 is: 21,139.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,536.56 : 35,226.06 = 15,324.96 : x
  2. Step 2: Convert to fraction form
    25,536.56/35,226.06 = 15,324.96/x
  3. Step 3: Cross multiply
    25,536.56x = 35,226.06 × 15,324.96
  4. Step 4: Simplify right side
    25,536.56x = 539,837,960.46
  5. Step 5: Solve for x
    x = 539,837,960.46/25,536.56
  6. Step 6: Final answer
    x = 21,139.81

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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.