Home / 14,716.93-20,304.40-8,342.84

Finding the Fourth Proportional to 14,716.93, 20,304.40 and 8,342.84

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Solution

The fourth proportional to 14,716.93, 20,304.40 and 8,342.84 is: 11,510.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,716.93 : 20,304.40 = 8,342.84 : x
  2. Step 2: Convert to fraction form
    14,716.93/20,304.40 = 8,342.84/x
  3. Step 3: Cross multiply
    14,716.93x = 20,304.40 × 8,342.84
  4. Step 4: Simplify right side
    14,716.93x = 169,396,360.50
  5. Step 5: Solve for x
    x = 169,396,360.50/14,716.93
  6. Step 6: Final answer
    x = 11,510.31

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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.