Home / 25,816.42-38,726.94-10,021.08

Finding the Fourth Proportional to 25,816.42, 38,726.94 and 10,021.08

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Solution

The fourth proportional to 25,816.42, 38,726.94 and 10,021.08 is: 15,032.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,816.42 : 38,726.94 = 10,021.08 : x
  2. Step 2: Convert to fraction form
    25,816.42/38,726.94 = 10,021.08/x
  3. Step 3: Cross multiply
    25,816.42x = 38,726.94 × 10,021.08
  4. Step 4: Simplify right side
    25,816.42x = 388,085,763.90
  5. Step 5: Solve for x
    x = 388,085,763.90/25,816.42
  6. Step 6: Final answer
    x = 15,032.52

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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.