Home / 12,347.26-18,517.60-3,462.10

Finding the Fourth Proportional to 12,347.26, 18,517.60 and 3,462.10

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Solution

The fourth proportional to 12,347.26, 18,517.60 and 3,462.10 is: 5,192.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,347.26 : 18,517.60 = 3,462.10 : x
  2. Step 2: Convert to fraction form
    12,347.26/18,517.60 = 3,462.10/x
  3. Step 3: Cross multiply
    12,347.26x = 18,517.60 × 3,462.10
  4. Step 4: Simplify right side
    12,347.26x = 64,109,782.96
  5. Step 5: Solve for x
    x = 64,109,782.96/12,347.26
  6. Step 6: Final answer
    x = 5,192.23

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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.