Home / 57,511.36-79,361.40-32,356

Finding the Fourth Proportional to 57,511.36, 79,361.40 and 32,356

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Solution

The fourth proportional to 57,511.36, 79,361.40 and 32,356 is: 44,648.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,511.36 : 79,361.40 = 32,356 : x
  2. Step 2: Convert to fraction form
    57,511.36/79,361.40 = 32,356/x
  3. Step 3: Cross multiply
    57,511.36x = 79,361.40 × 32,356
  4. Step 4: Simplify right side
    57,511.36x = 2,567,817,458.40
  5. Step 5: Solve for x
    x = 2,567,817,458.40/57,511.36
  6. Step 6: Final answer
    x = 44,648.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.