Home / 25,455.60-38,183.40-23,612.40

Finding the Fourth Proportional to 25,455.60, 38,183.40 and 23,612.40

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Solution

The fourth proportional to 25,455.60, 38,183.40 and 23,612.40 is: 35,418.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,455.60 : 38,183.40 = 23,612.40 : x
  2. Step 2: Convert to fraction form
    25,455.60/38,183.40 = 23,612.40/x
  3. Step 3: Cross multiply
    25,455.60x = 38,183.40 × 23,612.40
  4. Step 4: Simplify right side
    25,455.60x = 901,601,714.16
  5. Step 5: Solve for x
    x = 901,601,714.16/25,455.60
  6. Step 6: Final answer
    x = 35,418.60

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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.