Home / 14,575.26-20,113.04-8,605.56

Finding the Fourth Proportional to 14,575.26, 20,113.04 and 8,605.56

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Solution

The fourth proportional to 14,575.26, 20,113.04 and 8,605.56 is: 11,875.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,575.26 : 20,113.04 = 8,605.56 : x
  2. Step 2: Convert to fraction form
    14,575.26/20,113.04 = 8,605.56/x
  3. Step 3: Cross multiply
    14,575.26x = 20,113.04 × 8,605.56
  4. Step 4: Simplify right side
    14,575.26x = 173,083,972.50
  5. Step 5: Solve for x
    x = 173,083,972.50/14,575.26
  6. Step 6: Final answer
    x = 11,875.19

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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.