Home / 16,222.48-22,364.04-11,505.04

Finding the Fourth Proportional to 16,222.48, 22,364.04 and 11,505.04

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Solution

The fourth proportional to 16,222.48, 22,364.04 and 11,505.04 is: 15,860.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,222.48 : 22,364.04 = 11,505.04 : x
  2. Step 2: Convert to fraction form
    16,222.48/22,364.04 = 11,505.04/x
  3. Step 3: Cross multiply
    16,222.48x = 22,364.04 × 11,505.04
  4. Step 4: Simplify right side
    16,222.48x = 257,299,174.76
  5. Step 5: Solve for x
    x = 257,299,174.76/16,222.48
  6. Step 6: Final answer
    x = 15,860.66

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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.