Home / 15,241.83-21,041.36-9,584.79

Finding the Fourth Proportional to 15,241.83, 21,041.36 and 9,584.79

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Solution

The fourth proportional to 15,241.83, 21,041.36 and 9,584.79 is: 13,231.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,241.83 : 21,041.36 = 9,584.79 : x
  2. Step 2: Convert to fraction form
    15,241.83/21,041.36 = 9,584.79/x
  3. Step 3: Cross multiply
    15,241.83x = 21,041.36 × 9,584.79
  4. Step 4: Simplify right side
    15,241.83x = 201,677,016.91
  5. Step 5: Solve for x
    x = 201,677,016.91/15,241.83
  6. Step 6: Final answer
    x = 13,231.81

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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.