Home / 28,600.59-39,467.46-15,852.96

Finding the Fourth Proportional to 28,600.59, 39,467.46 and 15,852.96

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Solution

The fourth proportional to 28,600.59, 39,467.46 and 15,852.96 is: 21,876.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,600.59 : 39,467.46 = 15,852.96 : x
  2. Step 2: Convert to fraction form
    28,600.59/39,467.46 = 15,852.96/x
  3. Step 3: Cross multiply
    28,600.59x = 39,467.46 × 15,852.96
  4. Step 4: Simplify right side
    28,600.59x = 625,676,064.68
  5. Step 5: Solve for x
    x = 625,676,064.68/28,600.59
  6. Step 6: Final answer
    x = 21,876.33

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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.