Home / 30,510.64-45,772.87-16,470.37

Finding the Fourth Proportional to 30,510.64, 45,772.87 and 16,470.37

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Solution

The fourth proportional to 30,510.64, 45,772.87 and 16,470.37 is: 24,709.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,510.64 : 45,772.87 = 16,470.37 : x
  2. Step 2: Convert to fraction form
    30,510.64/45,772.87 = 16,470.37/x
  3. Step 3: Cross multiply
    30,510.64x = 45,772.87 × 16,470.37
  4. Step 4: Simplify right side
    30,510.64x = 753,895,997.33
  5. Step 5: Solve for x
    x = 753,895,997.33/30,510.64
  6. Step 6: Final answer
    x = 24,709.28

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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.