Home / 25,515.52-35,210.82-14,759.60

Finding the Fourth Proportional to 25,515.52, 35,210.82 and 14,759.60

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Solution

The fourth proportional to 25,515.52, 35,210.82 and 14,759.60 is: 20,367.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,515.52 : 35,210.82 = 14,759.60 : x
  2. Step 2: Convert to fraction form
    25,515.52/35,210.82 = 14,759.60/x
  3. Step 3: Cross multiply
    25,515.52x = 35,210.82 × 14,759.60
  4. Step 4: Simplify right side
    25,515.52x = 519,697,618.87
  5. Step 5: Solve for x
    x = 519,697,618.87/25,515.52
  6. Step 6: Final answer
    x = 20,367.90

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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.