Home / 28,758.81-43,149.15-14,725.56

Finding the Fourth Proportional to 28,758.81, 43,149.15 and 14,725.56

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Solution

The fourth proportional to 28,758.81, 43,149.15 and 14,725.56 is: 22,093.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,758.81 : 43,149.15 = 14,725.56 : x
  2. Step 2: Convert to fraction form
    28,758.81/43,149.15 = 14,725.56/x
  3. Step 3: Cross multiply
    28,758.81x = 43,149.15 × 14,725.56
  4. Step 4: Simplify right side
    28,758.81x = 635,395,397.27
  5. Step 5: Solve for x
    x = 635,395,397.27/28,758.81
  6. Step 6: Final answer
    x = 22,093.94

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1.5x scale

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.