Home / 18,390.86-27,569.57-6,701.42

Finding the Fourth Proportional to 18,390.86, 27,569.57 and 6,701.42

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Solution

The fourth proportional to 18,390.86, 27,569.57 and 6,701.42 is: 10,046.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,390.86 : 27,569.57 = 6,701.42 : x
  2. Step 2: Convert to fraction form
    18,390.86/27,569.57 = 6,701.42/x
  3. Step 3: Cross multiply
    18,390.86x = 27,569.57 × 6,701.42
  4. Step 4: Simplify right side
    18,390.86x = 184,755,267.79
  5. Step 5: Solve for x
    x = 184,755,267.79/18,390.86
  6. Step 6: Final answer
    x = 10,046.04

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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.