Home / 14,734.44-20,282.17-12,842.74

Finding the Fourth Proportional to 14,734.44, 20,282.17 and 12,842.74

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Solution

The fourth proportional to 14,734.44, 20,282.17 and 12,842.74 is: 17,678.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,734.44 : 20,282.17 = 12,842.74 : x
  2. Step 2: Convert to fraction form
    14,734.44/20,282.17 = 12,842.74/x
  3. Step 3: Cross multiply
    14,734.44x = 20,282.17 × 12,842.74
  4. Step 4: Simplify right side
    14,734.44x = 260,478,635.95
  5. Step 5: Solve for x
    x = 260,478,635.95/14,734.44
  6. Step 6: Final answer
    x = 17,678.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.