Home / 42,346.18-63,514.41-11,183.86

Finding the Fourth Proportional to 42,346.18, 63,514.41 and 11,183.86

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Solution

The fourth proportional to 42,346.18, 63,514.41 and 11,183.86 is: 16,774.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,346.18 : 63,514.41 = 11,183.86 : x
  2. Step 2: Convert to fraction form
    42,346.18/63,514.41 = 11,183.86/x
  3. Step 3: Cross multiply
    42,346.18x = 63,514.41 × 11,183.86
  4. Step 4: Simplify right side
    42,346.18x = 710,336,269.42
  5. Step 5: Solve for x
    x = 710,336,269.42/42,346.18
  6. Step 6: Final answer
    x = 16,774.51

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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.