Home / 53,447.84-80,175.94-17,909.28

Finding the Fourth Proportional to 53,447.84, 80,175.94 and 17,909.28

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Solution

The fourth proportional to 53,447.84, 80,175.94 and 17,909.28 is: 26,865.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,447.84 : 80,175.94 = 17,909.28 : x
  2. Step 2: Convert to fraction form
    53,447.84/80,175.94 = 17,909.28/x
  3. Step 3: Cross multiply
    53,447.84x = 80,175.94 × 17,909.28
  4. Step 4: Simplify right side
    53,447.84x = 1,435,893,358.72
  5. Step 5: Solve for x
    x = 1,435,893,358.72/53,447.84
  6. Step 6: Final answer
    x = 26,865.32

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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.