Home / 16,458.26-24,687.14-3,978.20

Finding the Fourth Proportional to 16,458.26, 24,687.14 and 3,978.20

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Solution

The fourth proportional to 16,458.26, 24,687.14 and 3,978.20 is: 5,967.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,458.26 : 24,687.14 = 3,978.20 : x
  2. Step 2: Convert to fraction form
    16,458.26/24,687.14 = 3,978.20/x
  3. Step 3: Cross multiply
    16,458.26x = 24,687.14 × 3,978.20
  4. Step 4: Simplify right side
    16,458.26x = 98,210,237.02
  5. Step 5: Solve for x
    x = 98,210,237.02/16,458.26
  6. Step 6: Final answer
    x = 5,967.23

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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.