Home / 26,878.40-37,083.52-14,939.43

Finding the Fourth Proportional to 26,878.40, 37,083.52 and 14,939.43

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Solution

The fourth proportional to 26,878.40, 37,083.52 and 14,939.43 is: 20,611.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,878.40 : 37,083.52 = 14,939.43 : x
  2. Step 2: Convert to fraction form
    26,878.40/37,083.52 = 14,939.43/x
  3. Step 3: Cross multiply
    26,878.40x = 37,083.52 × 14,939.43
  4. Step 4: Simplify right side
    26,878.40x = 554,006,613.85
  5. Step 5: Solve for x
    x = 554,006,613.85/26,878.40
  6. Step 6: Final answer
    x = 20,611.60

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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.