Home / 38,622.62-53,271.68-35,446.21

Finding the Fourth Proportional to 38,622.62, 53,271.68 and 35,446.21

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Solution

The fourth proportional to 38,622.62, 53,271.68 and 35,446.21 is: 48,890.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,622.62 : 53,271.68 = 35,446.21 : x
  2. Step 2: Convert to fraction form
    38,622.62/53,271.68 = 35,446.21/x
  3. Step 3: Cross multiply
    38,622.62x = 53,271.68 × 35,446.21
  4. Step 4: Simplify right side
    38,622.62x = 1,888,278,845.92
  5. Step 5: Solve for x
    x = 1,888,278,845.92/38,622.62
  6. Step 6: Final answer
    x = 48,890.49

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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.