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Finding the Fourth Proportional to 35,597.76, 53,394.79 and 10,638.01

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Solution

The fourth proportional to 35,597.76, 53,394.79 and 10,638.01 is: 15,956.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,597.76 : 53,394.79 = 10,638.01 : x
  2. Step 2: Convert to fraction form
    35,597.76/53,394.79 = 10,638.01/x
  3. Step 3: Cross multiply
    35,597.76x = 53,394.79 × 10,638.01
  4. Step 4: Simplify right side
    35,597.76x = 568,014,309.97
  5. Step 5: Solve for x
    x = 568,014,309.97/35,597.76
  6. Step 6: Final answer
    x = 15,956.46

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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.