Home / 14,409.38-19,886.48-8,446.06

Finding the Fourth Proportional to 14,409.38, 19,886.48 and 8,446.06

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Solution

The fourth proportional to 14,409.38, 19,886.48 and 8,446.06 is: 11,656.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,409.38 : 19,886.48 = 8,446.06 : x
  2. Step 2: Convert to fraction form
    14,409.38/19,886.48 = 8,446.06/x
  3. Step 3: Cross multiply
    14,409.38x = 19,886.48 × 8,446.06
  4. Step 4: Simplify right side
    14,409.38x = 167,962,403.27
  5. Step 5: Solve for x
    x = 167,962,403.27/14,409.38
  6. Step 6: Final answer
    x = 11,656.46

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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.