Home / 30,362.82-45,536.88-15,564.12

Finding the Fourth Proportional to 30,362.82, 45,536.88 and 15,564.12

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Solution

The fourth proportional to 30,362.82, 45,536.88 and 15,564.12 is: 23,342.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,362.82 : 45,536.88 = 15,564.12 : x
  2. Step 2: Convert to fraction form
    30,362.82/45,536.88 = 15,564.12/x
  3. Step 3: Cross multiply
    30,362.82x = 45,536.88 × 15,564.12
  4. Step 4: Simplify right side
    30,362.82x = 708,741,464.75
  5. Step 5: Solve for x
    x = 708,741,464.75/30,362.82
  6. Step 6: Final answer
    x = 23,342.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.