Home / 65,649.35-98,465.83-18,268.00

Finding the Fourth Proportional to 65,649.35, 98,465.83 and 18,268.00

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Solution

The fourth proportional to 65,649.35, 98,465.83 and 18,268.00 is: 27,399.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,649.35 : 98,465.83 = 18,268.00 : x
  2. Step 2: Convert to fraction form
    65,649.35/98,465.83 = 18,268.00/x
  3. Step 3: Cross multiply
    65,649.35x = 98,465.83 × 18,268.00
  4. Step 4: Simplify right side
    65,649.35x = 1,798,773,490.61
  5. Step 5: Solve for x
    x = 1,798,773,490.61/65,649.35
  6. Step 6: Final answer
    x = 27,399.71

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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.