Home / 43,190.19-64,754.62-16,513.70

Finding the Fourth Proportional to 43,190.19, 64,754.62 and 16,513.70

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Solution

The fourth proportional to 43,190.19, 64,754.62 and 16,513.70 is: 24,758.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,190.19 : 64,754.62 = 16,513.70 : x
  2. Step 2: Convert to fraction form
    43,190.19/64,754.62 = 16,513.70/x
  3. Step 3: Cross multiply
    43,190.19x = 64,754.62 × 16,513.70
  4. Step 4: Simplify right side
    43,190.19x = 1,069,338,003.24
  5. Step 5: Solve for x
    x = 1,069,338,003.24/43,190.19
  6. Step 6: Final answer
    x = 24,758.82

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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.