Home / 30,697.92-46,012.32-15,126.48

Finding the Fourth Proportional to 30,697.92, 46,012.32 and 15,126.48

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Solution

The fourth proportional to 30,697.92, 46,012.32 and 15,126.48 is: 22,672.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,697.92 : 46,012.32 = 15,126.48 : x
  2. Step 2: Convert to fraction form
    30,697.92/46,012.32 = 15,126.48/x
  3. Step 3: Cross multiply
    30,697.92x = 46,012.32 × 15,126.48
  4. Step 4: Simplify right side
    30,697.92x = 696,004,438.23
  5. Step 5: Solve for x
    x = 696,004,438.23/30,697.92
  6. Step 6: Final answer
    x = 22,672.69

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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.