Home / 14,927.30-20,609.13-9,268.05

Finding the Fourth Proportional to 14,927.30, 20,609.13 and 9,268.05

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Solution

The fourth proportional to 14,927.30, 20,609.13 and 9,268.05 is: 12,795.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,927.30 : 20,609.13 = 9,268.05 : x
  2. Step 2: Convert to fraction form
    14,927.30/20,609.13 = 9,268.05/x
  3. Step 3: Cross multiply
    14,927.30x = 20,609.13 × 9,268.05
  4. Step 4: Simplify right side
    14,927.30x = 191,006,447.30
  5. Step 5: Solve for x
    x = 191,006,447.30/14,927.30
  6. Step 6: Final answer
    x = 12,795.78

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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.