Home / 14,611.74-20,165.70-8,950.24

Finding the Fourth Proportional to 14,611.74, 20,165.70 and 8,950.24

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Solution

The fourth proportional to 14,611.74, 20,165.70 and 8,950.24 is: 12,352.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,611.74 : 20,165.70 = 8,950.24 : x
  2. Step 2: Convert to fraction form
    14,611.74/20,165.70 = 8,950.24/x
  3. Step 3: Cross multiply
    14,611.74x = 20,165.70 × 8,950.24
  4. Step 4: Simplify right side
    14,611.74x = 180,487,854.77
  5. Step 5: Solve for x
    x = 180,487,854.77/14,611.74
  6. Step 6: Final answer
    x = 12,352.25

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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.