Home / 35,826.60-49,446.99-20,716.86

Finding the Fourth Proportional to 35,826.60, 49,446.99 and 20,716.86

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Solution

The fourth proportional to 35,826.60, 49,446.99 and 20,716.86 is: 28,592.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,826.60 : 49,446.99 = 20,716.86 : x
  2. Step 2: Convert to fraction form
    35,826.60/49,446.99 = 20,716.86/x
  3. Step 3: Cross multiply
    35,826.60x = 49,446.99 × 20,716.86
  4. Step 4: Simplify right side
    35,826.60x = 1,024,386,369.25
  5. Step 5: Solve for x
    x = 1,024,386,369.25/35,826.60
  6. Step 6: Final answer
    x = 28,592.90

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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.