Home / 14,326.60-21,482.85-8,414.99

Finding the Fourth Proportional to 14,326.60, 21,482.85 and 8,414.99

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Solution

The fourth proportional to 14,326.60, 21,482.85 and 8,414.99 is: 12,618.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,326.60 : 21,482.85 = 8,414.99 : x
  2. Step 2: Convert to fraction form
    14,326.60/21,482.85 = 8,414.99/x
  3. Step 3: Cross multiply
    14,326.60x = 21,482.85 × 8,414.99
  4. Step 4: Simplify right side
    14,326.60x = 180,777,967.92
  5. Step 5: Solve for x
    x = 180,777,967.92/14,326.60
  6. Step 6: Final answer
    x = 12,618.35

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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.