Home / 25,446.78-35,103.24-14,827.68

Finding the Fourth Proportional to 25,446.78, 35,103.24 and 14,827.68

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Solution

The fourth proportional to 25,446.78, 35,103.24 and 14,827.68 is: 20,454.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,446.78 : 35,103.24 = 14,827.68 : x
  2. Step 2: Convert to fraction form
    25,446.78/35,103.24 = 14,827.68/x
  3. Step 3: Cross multiply
    25,446.78x = 35,103.24 × 14,827.68
  4. Step 4: Simplify right side
    25,446.78x = 520,499,609.68
  5. Step 5: Solve for x
    x = 520,499,609.68/25,446.78
  6. Step 6: Final answer
    x = 20,454.44

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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.