Home / 14,967.29-20,654.85-8,252.90

Finding the Fourth Proportional to 14,967.29, 20,654.85 and 8,252.90

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Solution

The fourth proportional to 14,967.29, 20,654.85 and 8,252.90 is: 11,388.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,967.29 : 20,654.85 = 8,252.90 : x
  2. Step 2: Convert to fraction form
    14,967.29/20,654.85 = 8,252.90/x
  3. Step 3: Cross multiply
    14,967.29x = 20,654.85 × 8,252.90
  4. Step 4: Simplify right side
    14,967.29x = 170,462,308.29
  5. Step 5: Solve for x
    x = 170,462,308.29/14,967.29
  6. Step 6: Final answer
    x = 11,388.99

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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.