Home / 30,920.24-46,120.26-28,082.16

Finding the Fourth Proportional to 30,920.24, 46,120.26 and 28,082.16

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Solution

The fourth proportional to 30,920.24, 46,120.26 and 28,082.16 is: 41,887.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,920.24 : 46,120.26 = 28,082.16 : x
  2. Step 2: Convert to fraction form
    30,920.24/46,120.26 = 28,082.16/x
  3. Step 3: Cross multiply
    30,920.24x = 46,120.26 × 28,082.16
  4. Step 4: Simplify right side
    30,920.24x = 1,295,156,520.56
  5. Step 5: Solve for x
    x = 1,295,156,520.56/30,920.24
  6. Step 6: Final answer
    x = 41,887.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.