Home / 12,595.29-17,380.75-6,929.83

Finding the Fourth Proportional to 12,595.29, 17,380.75 and 6,929.83

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Solution

The fourth proportional to 12,595.29, 17,380.75 and 6,929.83 is: 9,562.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,595.29 : 17,380.75 = 6,929.83 : x
  2. Step 2: Convert to fraction form
    12,595.29/17,380.75 = 6,929.83/x
  3. Step 3: Cross multiply
    12,595.29x = 17,380.75 × 6,929.83
  4. Step 4: Simplify right side
    12,595.29x = 120,445,642.77
  5. Step 5: Solve for x
    x = 120,445,642.77/12,595.29
  6. Step 6: Final answer
    x = 9,562.75

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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.