Home / 14,695.14-20,270.04-8,722.60

Finding the Fourth Proportional to 14,695.14, 20,270.04 and 8,722.60

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Solution

The fourth proportional to 14,695.14, 20,270.04 and 8,722.60 is: 12,031.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,695.14 : 20,270.04 = 8,722.60 : x
  2. Step 2: Convert to fraction form
    14,695.14/20,270.04 = 8,722.60/x
  3. Step 3: Cross multiply
    14,695.14x = 20,270.04 × 8,722.60
  4. Step 4: Simplify right side
    14,695.14x = 176,807,450.90
  5. Step 5: Solve for x
    x = 176,807,450.90/14,695.14
  6. Step 6: Final answer
    x = 12,031.70

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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.