Home / 25,057.48-34,578.90-13,879.24

Finding the Fourth Proportional to 25,057.48, 34,578.90 and 13,879.24

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Solution

The fourth proportional to 25,057.48, 34,578.90 and 13,879.24 is: 19,153.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,057.48 : 34,578.90 = 13,879.24 : x
  2. Step 2: Convert to fraction form
    25,057.48/34,578.90 = 13,879.24/x
  3. Step 3: Cross multiply
    25,057.48x = 34,578.90 × 13,879.24
  4. Step 4: Simplify right side
    25,057.48x = 479,928,852.04
  5. Step 5: Solve for x
    x = 479,928,852.04/25,057.48
  6. Step 6: Final answer
    x = 19,153.12

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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.