Home / 14,241.74-19,659.21-9,395.69

Finding the Fourth Proportional to 14,241.74, 19,659.21 and 9,395.69

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Solution

The fourth proportional to 14,241.74, 19,659.21 and 9,395.69 is: 12,969.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,241.74 : 19,659.21 = 9,395.69 : x
  2. Step 2: Convert to fraction form
    14,241.74/19,659.21 = 9,395.69/x
  3. Step 3: Cross multiply
    14,241.74x = 19,659.21 × 9,395.69
  4. Step 4: Simplify right side
    14,241.74x = 184,711,842.80
  5. Step 5: Solve for x
    x = 184,711,842.80/14,241.74
  6. Step 6: Final answer
    x = 12,969.75

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Half scale
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Double scale
Find fourth proportional to 14,242.74, 19,660.59 and 9,396.69
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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.