Home / 12,025.59-16,595.58-6,720.42

Finding the Fourth Proportional to 12,025.59, 16,595.58 and 6,720.42

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Solution

The fourth proportional to 12,025.59, 16,595.58 and 6,720.42 is: 9,274.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,025.59 : 16,595.58 = 6,720.42 : x
  2. Step 2: Convert to fraction form
    12,025.59/16,595.58 = 6,720.42/x
  3. Step 3: Cross multiply
    12,025.59x = 16,595.58 × 6,720.42
  4. Step 4: Simplify right side
    12,025.59x = 111,529,267.74
  5. Step 5: Solve for x
    x = 111,529,267.74/12,025.59
  6. Step 6: Final answer
    x = 9,274.33

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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.