Home / 25,153.52-37,728.10-8,513.18

Finding the Fourth Proportional to 25,153.52, 37,728.10 and 8,513.18

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Solution

The fourth proportional to 25,153.52, 37,728.10 and 8,513.18 is: 12,769.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,153.52 : 37,728.10 = 8,513.18 : x
  2. Step 2: Convert to fraction form
    25,153.52/37,728.10 = 8,513.18/x
  3. Step 3: Cross multiply
    25,153.52x = 37,728.10 × 8,513.18
  4. Step 4: Simplify right side
    25,153.52x = 321,186,179.40
  5. Step 5: Solve for x
    x = 321,186,179.40/25,153.52
  6. Step 6: Final answer
    x = 12,769.03

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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.