Home / 25,154.52-37,727.46-7,621.80

Finding the Fourth Proportional to 25,154.52, 37,727.46 and 7,621.80

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Solution

The fourth proportional to 25,154.52, 37,727.46 and 7,621.80 is: 11,431.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,154.52 : 37,727.46 = 7,621.80 : x
  2. Step 2: Convert to fraction form
    25,154.52/37,727.46 = 7,621.80/x
  3. Step 3: Cross multiply
    25,154.52x = 37,727.46 × 7,621.80
  4. Step 4: Simplify right side
    25,154.52x = 287,551,154.63
  5. Step 5: Solve for x
    x = 287,551,154.63/25,154.52
  6. Step 6: Final answer
    x = 11,431.39

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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.