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Finding the Fourth Proportional to 35,334.34, 53,003.36 and 9,039.31

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Solution

The fourth proportional to 35,334.34, 53,003.36 and 9,039.31 is: 13,559.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,334.34 : 53,003.36 = 9,039.31 : x
  2. Step 2: Convert to fraction form
    35,334.34/53,003.36 = 9,039.31/x
  3. Step 3: Cross multiply
    35,334.34x = 53,003.36 × 9,039.31
  4. Step 4: Simplify right side
    35,334.34x = 479,113,802.08
  5. Step 5: Solve for x
    x = 479,113,802.08/35,334.34
  6. Step 6: Final answer
    x = 13,559.44

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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.