Home / 65,318.00-97,985.50-18,572.09

Finding the Fourth Proportional to 65,318.00, 97,985.50 and 18,572.09

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Solution

The fourth proportional to 65,318.00, 97,985.50 and 18,572.09 is: 27,860.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,318.00 : 97,985.50 = 18,572.09 : x
  2. Step 2: Convert to fraction form
    65,318.00/97,985.50 = 18,572.09/x
  3. Step 3: Cross multiply
    65,318.00x = 97,985.50 × 18,572.09
  4. Step 4: Simplify right side
    65,318.00x = 1,819,794,988.34
  5. Step 5: Solve for x
    x = 1,819,794,988.34/65,318.00
  6. Step 6: Final answer
    x = 27,860.55

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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.