Home / 42,395.84-63,572.16-16,080.56

Finding the Fourth Proportional to 42,395.84, 63,572.16 and 16,080.56

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Solution

The fourth proportional to 42,395.84, 63,572.16 and 16,080.56 is: 24,112.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,395.84 : 63,572.16 = 16,080.56 : x
  2. Step 2: Convert to fraction form
    42,395.84/63,572.16 = 16,080.56/x
  3. Step 3: Cross multiply
    42,395.84x = 63,572.16 × 16,080.56
  4. Step 4: Simplify right side
    42,395.84x = 1,022,275,933.21
  5. Step 5: Solve for x
    x = 1,022,275,933.21/42,395.84
  6. Step 6: Final answer
    x = 24,112.65

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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.