Home / 30,052.22-41,506.08-20,475.48

Finding the Fourth Proportional to 30,052.22, 41,506.08 and 20,475.48

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Solution

The fourth proportional to 30,052.22, 41,506.08 and 20,475.48 is: 28,279.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,052.22 : 41,506.08 = 20,475.48 : x
  2. Step 2: Convert to fraction form
    30,052.22/41,506.08 = 20,475.48/x
  3. Step 3: Cross multiply
    30,052.22x = 41,506.08 × 20,475.48
  4. Step 4: Simplify right side
    30,052.22x = 849,856,910.92
  5. Step 5: Solve for x
    x = 849,856,910.92/30,052.22
  6. Step 6: Final answer
    x = 28,279.34

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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.