Home / 15,975.77-22,046.58-8,902.04

Finding the Fourth Proportional to 15,975.77, 22,046.58 and 8,902.04

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Solution

The fourth proportional to 15,975.77, 22,046.58 and 8,902.04 is: 12,284.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,975.77 : 22,046.58 = 8,902.04 : x
  2. Step 2: Convert to fraction form
    15,975.77/22,046.58 = 8,902.04/x
  3. Step 3: Cross multiply
    15,975.77x = 22,046.58 × 8,902.04
  4. Step 4: Simplify right side
    15,975.77x = 196,259,426.79
  5. Step 5: Solve for x
    x = 196,259,426.79/15,975.77
  6. Step 6: Final answer
    x = 12,284.82

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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.