Home / 12,025.08-16,595.39-7,985.58

Finding the Fourth Proportional to 12,025.08, 16,595.39 and 7,985.58

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Solution

The fourth proportional to 12,025.08, 16,595.39 and 7,985.58 is: 11,020.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,025.08 : 16,595.39 = 7,985.58 : x
  2. Step 2: Convert to fraction form
    12,025.08/16,595.39 = 7,985.58/x
  3. Step 3: Cross multiply
    12,025.08x = 16,595.39 × 7,985.58
  4. Step 4: Simplify right side
    12,025.08x = 132,523,814.48
  5. Step 5: Solve for x
    x = 132,523,814.48/12,025.08
  6. Step 6: Final answer
    x = 11,020.62

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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.