Home / 18,576.15-27,842.75-8,559.95

Finding the Fourth Proportional to 18,576.15, 27,842.75 and 8,559.95

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Solution

The fourth proportional to 18,576.15, 27,842.75 and 8,559.95 is: 12,830.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,576.15 : 27,842.75 = 8,559.95 : x
  2. Step 2: Convert to fraction form
    18,576.15/27,842.75 = 8,559.95/x
  3. Step 3: Cross multiply
    18,576.15x = 27,842.75 × 8,559.95
  4. Step 4: Simplify right side
    18,576.15x = 238,332,602.71
  5. Step 5: Solve for x
    x = 238,332,602.71/18,576.15
  6. Step 6: Final answer
    x = 12,830.03

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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.