Home / 25,775.75-35,569.93-15,166.07

Finding the Fourth Proportional to 25,775.75, 35,569.93 and 15,166.07

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Solution

The fourth proportional to 25,775.75, 35,569.93 and 15,166.07 is: 20,928.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,775.75 : 35,569.93 = 15,166.07 : x
  2. Step 2: Convert to fraction form
    25,775.75/35,569.93 = 15,166.07/x
  3. Step 3: Cross multiply
    25,775.75x = 35,569.93 × 15,166.07
  4. Step 4: Simplify right side
    25,775.75x = 539,456,048.28
  5. Step 5: Solve for x
    x = 539,456,048.28/25,775.75
  6. Step 6: Final answer
    x = 20,928.82

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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.