Home / 21,575.58-32,364.77-6,785.07

Finding the Fourth Proportional to 21,575.58, 32,364.77 and 6,785.07

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Solution

The fourth proportional to 21,575.58, 32,364.77 and 6,785.07 is: 10,178.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,575.58 : 32,364.77 = 6,785.07 : x
  2. Step 2: Convert to fraction form
    21,575.58/32,364.77 = 6,785.07/x
  3. Step 3: Cross multiply
    21,575.58x = 32,364.77 × 6,785.07
  4. Step 4: Simplify right side
    21,575.58x = 219,597,229.98
  5. Step 5: Solve for x
    x = 219,597,229.98/21,575.58
  6. Step 6: Final answer
    x = 10,178.05

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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.