Home / 16,294.31-22,485.53-9,220.89

Finding the Fourth Proportional to 16,294.31, 22,485.53 and 9,220.89

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Solution

The fourth proportional to 16,294.31, 22,485.53 and 9,220.89 is: 12,724.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,294.31 : 22,485.53 = 9,220.89 : x
  2. Step 2: Convert to fraction form
    16,294.31/22,485.53 = 9,220.89/x
  3. Step 3: Cross multiply
    16,294.31x = 22,485.53 × 9,220.89
  4. Step 4: Simplify right side
    16,294.31x = 207,336,552.62
  5. Step 5: Solve for x
    x = 207,336,552.62/16,294.31
  6. Step 6: Final answer
    x = 12,724.48

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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.