Home / 14,506.30-20,017.11-8,539.84

Finding the Fourth Proportional to 14,506.30, 20,017.11 and 8,539.84

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Solution

The fourth proportional to 14,506.30, 20,017.11 and 8,539.84 is: 11,784.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,506.30 : 20,017.11 = 8,539.84 : x
  2. Step 2: Convert to fraction form
    14,506.30/20,017.11 = 8,539.84/x
  3. Step 3: Cross multiply
    14,506.30x = 20,017.11 × 8,539.84
  4. Step 4: Simplify right side
    14,506.30x = 170,942,916.66
  5. Step 5: Solve for x
    x = 170,942,916.66/14,506.30
  6. Step 6: Final answer
    x = 11,784.05

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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.