Home / 30,695.92-46,043.87-20,305.24

Finding the Fourth Proportional to 30,695.92, 46,043.87 and 20,305.24

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Solution

The fourth proportional to 30,695.92, 46,043.87 and 20,305.24 is: 30,457.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,695.92 : 46,043.87 = 20,305.24 : x
  2. Step 2: Convert to fraction form
    30,695.92/46,043.87 = 20,305.24/x
  3. Step 3: Cross multiply
    30,695.92x = 46,043.87 × 20,305.24
  4. Step 4: Simplify right side
    30,695.92x = 934,931,651.42
  5. Step 5: Solve for x
    x = 934,931,651.42/30,695.92
  6. Step 6: Final answer
    x = 30,457.85

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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.