Home / 65,035.14-97,542.48-20,656.05

Finding the Fourth Proportional to 65,035.14, 97,542.48 and 20,656.05

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Solution

The fourth proportional to 65,035.14, 97,542.48 and 20,656.05 is: 30,980.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,035.14 : 97,542.48 = 20,656.05 : x
  2. Step 2: Convert to fraction form
    65,035.14/97,542.48 = 20,656.05/x
  3. Step 3: Cross multiply
    65,035.14x = 97,542.48 × 20,656.05
  4. Step 4: Simplify right side
    65,035.14x = 2,014,842,344.00
  5. Step 5: Solve for x
    x = 2,014,842,344.00/65,035.14
  6. Step 6: Final answer
    x = 30,980.83

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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.