Home / 65,357.12-98,035.68-18,610

Finding the Fourth Proportional to 65,357.12, 98,035.68 and 18,610

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Solution

The fourth proportional to 65,357.12, 98,035.68 and 18,610 is: 27,915.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,357.12 : 98,035.68 = 18,610 : x
  2. Step 2: Convert to fraction form
    65,357.12/98,035.68 = 18,610/x
  3. Step 3: Cross multiply
    65,357.12x = 98,035.68 × 18,610
  4. Step 4: Simplify right side
    65,357.12x = 1,824,444,004.80
  5. Step 5: Solve for x
    x = 1,824,444,004.80/65,357.12
  6. Step 6: Final answer
    x = 27,915.00

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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.