Home / 18,076.13-24,941.50-11,357.86

Finding the Fourth Proportional to 18,076.13, 24,941.50 and 11,357.86

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Solution

The fourth proportional to 18,076.13, 24,941.50 and 11,357.86 is: 15,671.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,076.13 : 24,941.50 = 11,357.86 : x
  2. Step 2: Convert to fraction form
    18,076.13/24,941.50 = 11,357.86/x
  3. Step 3: Cross multiply
    18,076.13x = 24,941.50 × 11,357.86
  4. Step 4: Simplify right side
    18,076.13x = 283,282,065.19
  5. Step 5: Solve for x
    x = 283,282,065.19/18,076.13
  6. Step 6: Final answer
    x = 15,671.61

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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.