Home / 28,504.32-39,346.96-25,514.88

Finding the Fourth Proportional to 28,504.32, 39,346.96 and 25,514.88

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Solution

The fourth proportional to 28,504.32, 39,346.96 and 25,514.88 is: 35,220.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,504.32 : 39,346.96 = 25,514.88 : x
  2. Step 2: Convert to fraction form
    28,504.32/39,346.96 = 25,514.88/x
  3. Step 3: Cross multiply
    28,504.32x = 39,346.96 × 25,514.88
  4. Step 4: Simplify right side
    28,504.32x = 1,003,932,962.76
  5. Step 5: Solve for x
    x = 1,003,932,962.76/28,504.32
  6. Step 6: Final answer
    x = 35,220.38

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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.