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Finding the Fourth Proportional to 35,576.16, 49,094.88 and 20,262.88

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Solution

The fourth proportional to 35,576.16, 49,094.88 and 20,262.88 is: 27,962.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,576.16 : 49,094.88 = 20,262.88 : x
  2. Step 2: Convert to fraction form
    35,576.16/49,094.88 = 20,262.88/x
  3. Step 3: Cross multiply
    35,576.16x = 49,094.88 × 20,262.88
  4. Step 4: Simplify right side
    35,576.16x = 994,803,662.05
  5. Step 5: Solve for x
    x = 994,803,662.05/35,576.16
  6. Step 6: Final answer
    x = 27,962.65

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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.