Home / 14,252.42-21,382.96-6,854.78

Finding the Fourth Proportional to 14,252.42, 21,382.96 and 6,854.78

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Solution

The fourth proportional to 14,252.42, 21,382.96 and 6,854.78 is: 10,284.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,252.42 : 21,382.96 = 6,854.78 : x
  2. Step 2: Convert to fraction form
    14,252.42/21,382.96 = 6,854.78/x
  3. Step 3: Cross multiply
    14,252.42x = 21,382.96 × 6,854.78
  4. Step 4: Simplify right side
    14,252.42x = 146,575,486.55
  5. Step 5: Solve for x
    x = 146,575,486.55/14,252.42
  6. Step 6: Final answer
    x = 10,284.25

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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.