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Finding the Fourth Proportional to 35,996.10, 54,010.80 and 13,802.10

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Solution

The fourth proportional to 35,996.10, 54,010.80 and 13,802.10 is: 20,709.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,996.10 : 54,010.80 = 13,802.10 : x
  2. Step 2: Convert to fraction form
    35,996.10/54,010.80 = 13,802.10/x
  3. Step 3: Cross multiply
    35,996.10x = 54,010.80 × 13,802.10
  4. Step 4: Simplify right side
    35,996.10x = 745,462,462.68
  5. Step 5: Solve for x
    x = 745,462,462.68/35,996.10
  6. Step 6: Final answer
    x = 20,709.53

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1.5x scale

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.