Home / 42,893.08-59,178.26-25,890.86

Finding the Fourth Proportional to 42,893.08, 59,178.26 and 25,890.86

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Solution

The fourth proportional to 42,893.08, 59,178.26 and 25,890.86 is: 35,720.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,893.08 : 59,178.26 = 25,890.86 : x
  2. Step 2: Convert to fraction form
    42,893.08/59,178.26 = 25,890.86/x
  3. Step 3: Cross multiply
    42,893.08x = 59,178.26 × 25,890.86
  4. Step 4: Simplify right side
    42,893.08x = 1,532,175,915.25
  5. Step 5: Solve for x
    x = 1,532,175,915.25/42,893.08
  6. Step 6: Final answer
    x = 35,720.82

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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.