Home / 42,824.58-64,232.24-11,237.82

Finding the Fourth Proportional to 42,824.58, 64,232.24 and 11,237.82

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Solution

The fourth proportional to 42,824.58, 64,232.24 and 11,237.82 is: 16,855.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,824.58 : 64,232.24 = 11,237.82 : x
  2. Step 2: Convert to fraction form
    42,824.58/64,232.24 = 11,237.82/x
  3. Step 3: Cross multiply
    42,824.58x = 64,232.24 × 11,237.82
  4. Step 4: Simplify right side
    42,824.58x = 721,830,351.32
  5. Step 5: Solve for x
    x = 721,830,351.32/42,824.58
  6. Step 6: Final answer
    x = 16,855.52

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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.