Home / 12,452.08-18,675.48-4,130.16

Finding the Fourth Proportional to 12,452.08, 18,675.48 and 4,130.16

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Solution

The fourth proportional to 12,452.08, 18,675.48 and 4,130.16 is: 6,194.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,452.08 : 18,675.48 = 4,130.16 : x
  2. Step 2: Convert to fraction form
    12,452.08/18,675.48 = 4,130.16/x
  3. Step 3: Cross multiply
    12,452.08x = 18,675.48 × 4,130.16
  4. Step 4: Simplify right side
    12,452.08x = 77,132,720.48
  5. Step 5: Solve for x
    x = 77,132,720.48/12,452.08
  6. Step 6: Final answer
    x = 6,194.36

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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.