Home / 21,836.89-32,727.93-9,342.23

Finding the Fourth Proportional to 21,836.89, 32,727.93 and 9,342.23

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Solution

The fourth proportional to 21,836.89, 32,727.93 and 9,342.23 is: 14,001.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,836.89 : 32,727.93 = 9,342.23 : x
  2. Step 2: Convert to fraction form
    21,836.89/32,727.93 = 9,342.23/x
  3. Step 3: Cross multiply
    21,836.89x = 32,727.93 × 9,342.23
  4. Step 4: Simplify right side
    21,836.89x = 305,751,849.48
  5. Step 5: Solve for x
    x = 305,751,849.48/21,836.89
  6. Step 6: Final answer
    x = 14,001.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.