Home / 27,654.42-38,152.26-17,025.60

Finding the Fourth Proportional to 27,654.42, 38,152.26 and 17,025.60

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Solution

The fourth proportional to 27,654.42, 38,152.26 and 17,025.60 is: 23,488.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,654.42 : 38,152.26 = 17,025.60 : x
  2. Step 2: Convert to fraction form
    27,654.42/38,152.26 = 17,025.60/x
  3. Step 3: Cross multiply
    27,654.42x = 38,152.26 × 17,025.60
  4. Step 4: Simplify right side
    27,654.42x = 649,565,117.86
  5. Step 5: Solve for x
    x = 649,565,117.86/27,654.42
  6. Step 6: Final answer
    x = 23,488.65

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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.