Home / 22,047.48-30,425.42-11,975.70

Finding the Fourth Proportional to 22,047.48, 30,425.42 and 11,975.70

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Solution

The fourth proportional to 22,047.48, 30,425.42 and 11,975.70 is: 16,526.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,047.48 : 30,425.42 = 11,975.70 : x
  2. Step 2: Convert to fraction form
    22,047.48/30,425.42 = 11,975.70/x
  3. Step 3: Cross multiply
    22,047.48x = 30,425.42 × 11,975.70
  4. Step 4: Simplify right side
    22,047.48x = 364,365,702.29
  5. Step 5: Solve for x
    x = 364,365,702.29/22,047.48
  6. Step 6: Final answer
    x = 16,526.41

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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.