Home / 14,560.20-21,821.40-6,752.40

Finding the Fourth Proportional to 14,560.20, 21,821.40 and 6,752.40

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Solution

The fourth proportional to 14,560.20, 21,821.40 and 6,752.40 is: 10,119.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,560.20 : 21,821.40 = 6,752.40 : x
  2. Step 2: Convert to fraction form
    14,560.20/21,821.40 = 6,752.40/x
  3. Step 3: Cross multiply
    14,560.20x = 21,821.40 × 6,752.40
  4. Step 4: Simplify right side
    14,560.20x = 147,346,821.36
  5. Step 5: Solve for x
    x = 147,346,821.36/14,560.20
  6. Step 6: Final answer
    x = 10,119.83

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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.