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Finding the Fourth Proportional to 35,967.04, 53,954.30 and 13,798.96

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Solution

The fourth proportional to 35,967.04, 53,954.30 and 13,798.96 is: 20,699.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,967.04 : 53,954.30 = 13,798.96 : x
  2. Step 2: Convert to fraction form
    35,967.04/53,954.30 = 13,798.96/x
  3. Step 3: Cross multiply
    35,967.04x = 53,954.30 × 13,798.96
  4. Step 4: Simplify right side
    35,967.04x = 744,513,127.14
  5. Step 5: Solve for x
    x = 744,513,127.14/35,967.04
  6. Step 6: Final answer
    x = 20,699.87

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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.