Home / 12,595.23-18,854.51-8,401.66

Finding the Fourth Proportional to 12,595.23, 18,854.51 and 8,401.66

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Solution

The fourth proportional to 12,595.23, 18,854.51 and 8,401.66 is: 12,576.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,595.23 : 18,854.51 = 8,401.66 : x
  2. Step 2: Convert to fraction form
    12,595.23/18,854.51 = 8,401.66/x
  3. Step 3: Cross multiply
    12,595.23x = 18,854.51 × 8,401.66
  4. Step 4: Simplify right side
    12,595.23x = 158,409,093.34
  5. Step 5: Solve for x
    x = 158,409,093.34/12,595.23
  6. Step 6: Final answer
    x = 12,576.91

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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.