Home / 14,567.76-20,102.31-8,599.68

Finding the Fourth Proportional to 14,567.76, 20,102.31 and 8,599.68

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Solution

The fourth proportional to 14,567.76, 20,102.31 and 8,599.68 is: 11,866.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,567.76 : 20,102.31 = 8,599.68 : x
  2. Step 2: Convert to fraction form
    14,567.76/20,102.31 = 8,599.68/x
  3. Step 3: Cross multiply
    14,567.76x = 20,102.31 × 8,599.68
  4. Step 4: Simplify right side
    14,567.76x = 172,873,433.26
  5. Step 5: Solve for x
    x = 172,873,433.26/14,567.76
  6. Step 6: Final answer
    x = 11,866.85

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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.