Home / 34,893.90-48,152.61-18,979.02

Finding the Fourth Proportional to 34,893.90, 48,152.61 and 18,979.02

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Solution

The fourth proportional to 34,893.90, 48,152.61 and 18,979.02 is: 26,190.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,893.90 : 48,152.61 = 18,979.02 : x
  2. Step 2: Convert to fraction form
    34,893.90/48,152.61 = 18,979.02/x
  3. Step 3: Cross multiply
    34,893.90x = 48,152.61 × 18,979.02
  4. Step 4: Simplify right side
    34,893.90x = 913,889,348.24
  5. Step 5: Solve for x
    x = 913,889,348.24/34,893.90
  6. Step 6: Final answer
    x = 26,190.52

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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.