Home / 42,685.08-64,027.62-16,375.46

Finding the Fourth Proportional to 42,685.08, 64,027.62 and 16,375.46

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Solution

The fourth proportional to 42,685.08, 64,027.62 and 16,375.46 is: 24,563.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,685.08 : 64,027.62 = 16,375.46 : x
  2. Step 2: Convert to fraction form
    42,685.08/64,027.62 = 16,375.46/x
  3. Step 3: Cross multiply
    42,685.08x = 64,027.62 × 16,375.46
  4. Step 4: Simplify right side
    42,685.08x = 1,048,481,730.21
  5. Step 5: Solve for x
    x = 1,048,481,730.21/42,685.08
  6. Step 6: Final answer
    x = 24,563.19

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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.