Home / 28,818.32-43,232.60-9,841.92

Finding the Fourth Proportional to 28,818.32, 43,232.60 and 9,841.92

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Solution

The fourth proportional to 28,818.32, 43,232.60 and 9,841.92 is: 14,764.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,818.32 : 43,232.60 = 9,841.92 : x
  2. Step 2: Convert to fraction form
    28,818.32/43,232.60 = 9,841.92/x
  3. Step 3: Cross multiply
    28,818.32x = 43,232.60 × 9,841.92
  4. Step 4: Simplify right side
    28,818.32x = 425,491,790.59
  5. Step 5: Solve for x
    x = 425,491,790.59/28,818.32
  6. Step 6: Final answer
    x = 14,764.63

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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.