Home / 14,576.42-20,115.23-8,116.00

Finding the Fourth Proportional to 14,576.42, 20,115.23 and 8,116.00

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Solution

The fourth proportional to 14,576.42, 20,115.23 and 8,116.00 is: 11,199.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,576.42 : 20,115.23 = 8,116.00 : x
  2. Step 2: Convert to fraction form
    14,576.42/20,115.23 = 8,116.00/x
  3. Step 3: Cross multiply
    14,576.42x = 20,115.23 × 8,116.00
  4. Step 4: Simplify right side
    14,576.42x = 163,255,222.01
  5. Step 5: Solve for x
    x = 163,255,222.01/14,576.42
  6. Step 6: Final answer
    x = 11,199.95

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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.