Home / 21,754.23-32,614.83-11,212.89

Finding the Fourth Proportional to 21,754.23, 32,614.83 and 11,212.89

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Solution

The fourth proportional to 21,754.23, 32,614.83 and 11,212.89 is: 16,810.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,754.23 : 32,614.83 = 11,212.89 : x
  2. Step 2: Convert to fraction form
    21,754.23/32,614.83 = 11,212.89/x
  3. Step 3: Cross multiply
    21,754.23x = 32,614.83 × 11,212.89
  4. Step 4: Simplify right side
    21,754.23x = 365,706,501.16
  5. Step 5: Solve for x
    x = 365,706,501.16/21,754.23
  6. Step 6: Final answer
    x = 16,810.82

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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.