Home / 25,759.20-38,569.68-15,356.64

Finding the Fourth Proportional to 25,759.20, 38,569.68 and 15,356.64

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Solution

The fourth proportional to 25,759.20, 38,569.68 and 15,356.64 is: 22,993.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,759.20 : 38,569.68 = 15,356.64 : x
  2. Step 2: Convert to fraction form
    25,759.20/38,569.68 = 15,356.64/x
  3. Step 3: Cross multiply
    25,759.20x = 38,569.68 × 15,356.64
  4. Step 4: Simplify right side
    25,759.20x = 592,300,690.68
  5. Step 5: Solve for x
    x = 592,300,690.68/25,759.20
  6. Step 6: Final answer
    x = 22,993.75

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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.