Home / 19,452.53-26,846.87-12,739.83

Finding the Fourth Proportional to 19,452.53, 26,846.87 and 12,739.83

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Solution

The fourth proportional to 19,452.53, 26,846.87 and 12,739.83 is: 17,582.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,452.53 : 26,846.87 = 12,739.83 : x
  2. Step 2: Convert to fraction form
    19,452.53/26,846.87 = 12,739.83/x
  3. Step 3: Cross multiply
    19,452.53x = 26,846.87 × 12,739.83
  4. Step 4: Simplify right side
    19,452.53x = 342,024,496.13
  5. Step 5: Solve for x
    x = 342,024,496.13/19,452.53
  6. Step 6: Final answer
    x = 17,582.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.