Home / 37,894.90-52,295.30-20,899.80

Finding the Fourth Proportional to 37,894.90, 52,295.30 and 20,899.80

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Solution

The fourth proportional to 37,894.90, 52,295.30 and 20,899.80 is: 28,841.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,894.90 : 52,295.30 = 20,899.80 : x
  2. Step 2: Convert to fraction form
    37,894.90/52,295.30 = 20,899.80/x
  3. Step 3: Cross multiply
    37,894.90x = 52,295.30 × 20,899.80
  4. Step 4: Simplify right side
    37,894.90x = 1,092,961,310.94
  5. Step 5: Solve for x
    x = 1,092,961,310.94/37,894.90
  6. Step 6: Final answer
    x = 28,841.91

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1.5x scale

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.