Home / 15,454.64-23,186.52-5,325.59

Finding the Fourth Proportional to 15,454.64, 23,186.52 and 5,325.59

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Solution

The fourth proportional to 15,454.64, 23,186.52 and 5,325.59 is: 7,989.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,454.64 : 23,186.52 = 5,325.59 : x
  2. Step 2: Convert to fraction form
    15,454.64/23,186.52 = 5,325.59/x
  3. Step 3: Cross multiply
    15,454.64x = 23,186.52 × 5,325.59
  4. Step 4: Simplify right side
    15,454.64x = 123,481,957.01
  5. Step 5: Solve for x
    x = 123,481,957.01/15,454.64
  6. Step 6: Final answer
    x = 7,989.96

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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.