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Finding the Fourth Proportional to 35,408.59, 53,100.51 and 10,442.01

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Solution

The fourth proportional to 35,408.59, 53,100.51 and 10,442.01 is: 15,659.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,408.59 : 53,100.51 = 10,442.01 : x
  2. Step 2: Convert to fraction form
    35,408.59/53,100.51 = 10,442.01/x
  3. Step 3: Cross multiply
    35,408.59x = 53,100.51 × 10,442.01
  4. Step 4: Simplify right side
    35,408.59x = 554,476,056.43
  5. Step 5: Solve for x
    x = 554,476,056.43/35,408.59
  6. Step 6: Final answer
    x = 15,659.37

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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.