Home / 15,347.64-23,016.24-5,986.92

Finding the Fourth Proportional to 15,347.64, 23,016.24 and 5,986.92

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Solution

The fourth proportional to 15,347.64, 23,016.24 and 5,986.92 is: 8,978.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,347.64 : 23,016.24 = 5,986.92 : x
  2. Step 2: Convert to fraction form
    15,347.64/23,016.24 = 5,986.92/x
  3. Step 3: Cross multiply
    15,347.64x = 23,016.24 × 5,986.92
  4. Step 4: Simplify right side
    15,347.64x = 137,796,387.58
  5. Step 5: Solve for x
    x = 137,796,387.58/15,347.64
  6. Step 6: Final answer
    x = 8,978.34

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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.