Home / 14,627.89-20,188.04-8,966.43

Finding the Fourth Proportional to 14,627.89, 20,188.04 and 8,966.43

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Solution

The fourth proportional to 14,627.89, 20,188.04 and 8,966.43 is: 12,374.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,627.89 : 20,188.04 = 8,966.43 : x
  2. Step 2: Convert to fraction form
    14,627.89/20,188.04 = 8,966.43/x
  3. Step 3: Cross multiply
    14,627.89x = 20,188.04 × 8,966.43
  4. Step 4: Simplify right side
    14,627.89x = 181,014,602.67
  5. Step 5: Solve for x
    x = 181,014,602.67/14,627.89
  6. Step 6: Final answer
    x = 12,374.62

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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.