Home / 21,565.94-32,348.58-6,775.74

Finding the Fourth Proportional to 21,565.94, 32,348.58 and 6,775.74

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Solution

The fourth proportional to 21,565.94, 32,348.58 and 6,775.74 is: 10,163.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,565.94 : 32,348.58 = 6,775.74 : x
  2. Step 2: Convert to fraction form
    21,565.94/32,348.58 = 6,775.74/x
  3. Step 3: Cross multiply
    21,565.94x = 32,348.58 × 6,775.74
  4. Step 4: Simplify right side
    21,565.94x = 219,185,567.45
  5. Step 5: Solve for x
    x = 219,185,567.45/21,565.94
  6. Step 6: Final answer
    x = 10,163.51

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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.