Home / 41,090.10-61,644.36-13,011.82

Finding the Fourth Proportional to 41,090.10, 61,644.36 and 13,011.82

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Solution

The fourth proportional to 41,090.10, 61,644.36 and 13,011.82 is: 19,520.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,090.10 : 61,644.36 = 13,011.82 : x
  2. Step 2: Convert to fraction form
    41,090.10/61,644.36 = 13,011.82/x
  3. Step 3: Cross multiply
    41,090.10x = 61,644.36 × 13,011.82
  4. Step 4: Simplify right side
    41,090.10x = 802,105,316.34
  5. Step 5: Solve for x
    x = 802,105,316.34/41,090.10
  6. Step 6: Final answer
    x = 19,520.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.