Home / 14,000.20-20,981.66-5,226.28

Finding the Fourth Proportional to 14,000.20, 20,981.66 and 5,226.28

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Solution

The fourth proportional to 14,000.20, 20,981.66 and 5,226.28 is: 7,832.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,000.20 : 20,981.66 = 5,226.28 : x
  2. Step 2: Convert to fraction form
    14,000.20/20,981.66 = 5,226.28/x
  3. Step 3: Cross multiply
    14,000.20x = 20,981.66 × 5,226.28
  4. Step 4: Simplify right side
    14,000.20x = 109,656,030.02
  5. Step 5: Solve for x
    x = 109,656,030.02/14,000.20
  6. Step 6: Final answer
    x = 7,832.46

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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.