Home / 42,813.72-64,052.64-37,827.36

Finding the Fourth Proportional to 42,813.72, 64,052.64 and 37,827.36

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Solution

The fourth proportional to 42,813.72, 64,052.64 and 37,827.36 is: 56,592.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,813.72 : 64,052.64 = 37,827.36 : x
  2. Step 2: Convert to fraction form
    42,813.72/64,052.64 = 37,827.36/x
  3. Step 3: Cross multiply
    42,813.72x = 64,052.64 × 37,827.36
  4. Step 4: Simplify right side
    42,813.72x = 2,422,942,272.23
  5. Step 5: Solve for x
    x = 2,422,942,272.23/42,813.72
  6. Step 6: Final answer
    x = 56,592.66

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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.