Home / 12,984.35-19,462.62-9,275.33

Finding the Fourth Proportional to 12,984.35, 19,462.62 and 9,275.33

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Solution

The fourth proportional to 12,984.35, 19,462.62 and 9,275.33 is: 13,903.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,984.35 : 19,462.62 = 9,275.33 : x
  2. Step 2: Convert to fraction form
    12,984.35/19,462.62 = 9,275.33/x
  3. Step 3: Cross multiply
    12,984.35x = 19,462.62 × 9,275.33
  4. Step 4: Simplify right side
    12,984.35x = 180,522,125.85
  5. Step 5: Solve for x
    x = 180,522,125.85/12,984.35
  6. Step 6: Final answer
    x = 13,903.05

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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.