Home / 14,284.18-21,429.60-4,422.93

Finding the Fourth Proportional to 14,284.18, 21,429.60 and 4,422.93

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Solution

The fourth proportional to 14,284.18, 21,429.60 and 4,422.93 is: 6,635.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,284.18 : 21,429.60 = 4,422.93 : x
  2. Step 2: Convert to fraction form
    14,284.18/21,429.60 = 4,422.93/x
  3. Step 3: Cross multiply
    14,284.18x = 21,429.60 × 4,422.93
  4. Step 4: Simplify right side
    14,284.18x = 94,781,620.73
  5. Step 5: Solve for x
    x = 94,781,620.73/14,284.18
  6. Step 6: Final answer
    x = 6,635.43

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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.