Home / 51,639.72-77,455.80-29,383.26

Finding the Fourth Proportional to 51,639.72, 77,455.80 and 29,383.26

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Solution

The fourth proportional to 51,639.72, 77,455.80 and 29,383.26 is: 44,072.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,639.72 : 77,455.80 = 29,383.26 : x
  2. Step 2: Convert to fraction form
    51,639.72/77,455.80 = 29,383.26/x
  3. Step 3: Cross multiply
    51,639.72x = 77,455.80 × 29,383.26
  4. Step 4: Simplify right side
    51,639.72x = 2,275,903,909.91
  5. Step 5: Solve for x
    x = 2,275,903,909.91/51,639.72
  6. Step 6: Final answer
    x = 44,072.74

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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.