Home / 29,818.58-41,150.72-16,390.85

Finding the Fourth Proportional to 29,818.58, 41,150.72 and 16,390.85

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Solution

The fourth proportional to 29,818.58, 41,150.72 and 16,390.85 is: 22,619.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,818.58 : 41,150.72 = 16,390.85 : x
  2. Step 2: Convert to fraction form
    29,818.58/41,150.72 = 16,390.85/x
  3. Step 3: Cross multiply
    29,818.58x = 41,150.72 × 16,390.85
  4. Step 4: Simplify right side
    29,818.58x = 674,495,196.96
  5. Step 5: Solve for x
    x = 674,495,196.96/29,818.58
  6. Step 6: Final answer
    x = 22,619.97

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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.