Home / 28,579.06-39,514.32-25,032.06

Finding the Fourth Proportional to 28,579.06, 39,514.32 and 25,032.06

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Solution

The fourth proportional to 28,579.06, 39,514.32 and 25,032.06 is: 34,610.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,579.06 : 39,514.32 = 25,032.06 : x
  2. Step 2: Convert to fraction form
    28,579.06/39,514.32 = 25,032.06/x
  3. Step 3: Cross multiply
    28,579.06x = 39,514.32 × 25,032.06
  4. Step 4: Simplify right side
    28,579.06x = 989,124,829.10
  5. Step 5: Solve for x
    x = 989,124,829.10/28,579.06
  6. Step 6: Final answer
    x = 34,610.12

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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.