Home / 14,833.29-20,470.22-8,460.62

Finding the Fourth Proportional to 14,833.29, 20,470.22 and 8,460.62

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Solution

The fourth proportional to 14,833.29, 20,470.22 and 8,460.62 is: 11,675.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,833.29 : 20,470.22 = 8,460.62 : x
  2. Step 2: Convert to fraction form
    14,833.29/20,470.22 = 8,460.62/x
  3. Step 3: Cross multiply
    14,833.29x = 20,470.22 × 8,460.62
  4. Step 4: Simplify right side
    14,833.29x = 173,190,608.08
  5. Step 5: Solve for x
    x = 173,190,608.08/14,833.29
  6. Step 6: Final answer
    x = 11,675.81

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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.