Home / 43,259.41-64,897.76-18,299.35

Finding the Fourth Proportional to 43,259.41, 64,897.76 and 18,299.35

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Solution

The fourth proportional to 43,259.41, 64,897.76 and 18,299.35 is: 27,452.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,259.41 : 64,897.76 = 18,299.35 : x
  2. Step 2: Convert to fraction form
    43,259.41/64,897.76 = 18,299.35/x
  3. Step 3: Cross multiply
    43,259.41x = 64,897.76 × 18,299.35
  4. Step 4: Simplify right side
    43,259.41x = 1,187,586,408.47
  5. Step 5: Solve for x
    x = 1,187,586,408.47/43,259.41
  6. Step 6: Final answer
    x = 27,452.68

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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.