Home / 43,146.99-64,735.97-16,870.59

Finding the Fourth Proportional to 43,146.99, 64,735.97 and 16,870.59

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Solution

The fourth proportional to 43,146.99, 64,735.97 and 16,870.59 is: 25,311.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,146.99 : 64,735.97 = 16,870.59 : x
  2. Step 2: Convert to fraction form
    43,146.99/64,735.97 = 16,870.59/x
  3. Step 3: Cross multiply
    43,146.99x = 64,735.97 × 16,870.59
  4. Step 4: Simplify right side
    43,146.99x = 1,092,134,008.12
  5. Step 5: Solve for x
    x = 1,092,134,008.12/43,146.99
  6. Step 6: Final answer
    x = 25,311.94

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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.