Home / 65,316.66-97,983.09-18,573.18

Finding the Fourth Proportional to 65,316.66, 97,983.09 and 18,573.18

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Solution

The fourth proportional to 65,316.66, 97,983.09 and 18,573.18 is: 27,862.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,316.66 : 97,983.09 = 18,573.18 : x
  2. Step 2: Convert to fraction form
    65,316.66/97,983.09 = 18,573.18/x
  3. Step 3: Cross multiply
    65,316.66x = 97,983.09 × 18,573.18
  4. Step 4: Simplify right side
    65,316.66x = 1,819,857,567.53
  5. Step 5: Solve for x
    x = 1,819,857,567.53/65,316.66
  6. Step 6: Final answer
    x = 27,862.07

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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.