Home / 35,241.12-52,861.68-14,187.60

Finding the Fourth Proportional to 35,241.12, 52,861.68 and 14,187.60

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Solution

The fourth proportional to 35,241.12, 52,861.68 and 14,187.60 is: 21,281.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,241.12 : 52,861.68 = 14,187.60 : x
  2. Step 2: Convert to fraction form
    35,241.12/52,861.68 = 14,187.60/x
  3. Step 3: Cross multiply
    35,241.12x = 52,861.68 × 14,187.60
  4. Step 4: Simplify right side
    35,241.12x = 749,980,371.17
  5. Step 5: Solve for x
    x = 749,980,371.17/35,241.12
  6. Step 6: Final answer
    x = 21,281.40

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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.