Home / 35,985.62-53,976.90-12,295.29

Finding the Fourth Proportional to 35,985.62, 53,976.90 and 12,295.29

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Solution

The fourth proportional to 35,985.62, 53,976.90 and 12,295.29 is: 18,442.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,985.62 : 53,976.90 = 12,295.29 : x
  2. Step 2: Convert to fraction form
    35,985.62/53,976.90 = 12,295.29/x
  3. Step 3: Cross multiply
    35,985.62x = 53,976.90 × 12,295.29
  4. Step 4: Simplify right side
    35,985.62x = 663,661,638.80
  5. Step 5: Solve for x
    x = 663,661,638.80/35,985.62
  6. Step 6: Final answer
    x = 18,442.41

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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.