Home / 30,251.25-41,751.08-18,152.28

Finding the Fourth Proportional to 30,251.25, 41,751.08 and 18,152.28

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Solution

The fourth proportional to 30,251.25, 41,751.08 and 18,152.28 is: 25,052.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,251.25 : 41,751.08 = 18,152.28 : x
  2. Step 2: Convert to fraction form
    30,251.25/41,751.08 = 18,152.28/x
  3. Step 3: Cross multiply
    30,251.25x = 41,751.08 × 18,152.28
  4. Step 4: Simplify right side
    30,251.25x = 757,877,294.46
  5. Step 5: Solve for x
    x = 757,877,294.46/30,251.25
  6. Step 6: Final answer
    x = 25,052.76

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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.