Home / 42,462.64-63,694.07-11,297.89

Finding the Fourth Proportional to 42,462.64, 63,694.07 and 11,297.89

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Solution

The fourth proportional to 42,462.64, 63,694.07 and 11,297.89 is: 16,946.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,462.64 : 63,694.07 = 11,297.89 : x
  2. Step 2: Convert to fraction form
    42,462.64/63,694.07 = 11,297.89/x
  3. Step 3: Cross multiply
    42,462.64x = 63,694.07 × 11,297.89
  4. Step 4: Simplify right side
    42,462.64x = 719,608,596.51
  5. Step 5: Solve for x
    x = 719,608,596.51/42,462.64
  6. Step 6: Final answer
    x = 16,946.86

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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.