Home / 12,614.12-18,924.18-3,848.48

Finding the Fourth Proportional to 12,614.12, 18,924.18 and 3,848.48

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Solution

The fourth proportional to 12,614.12, 18,924.18 and 3,848.48 is: 5,773.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,614.12 : 18,924.18 = 3,848.48 : x
  2. Step 2: Convert to fraction form
    12,614.12/18,924.18 = 3,848.48/x
  3. Step 3: Cross multiply
    12,614.12x = 18,924.18 × 3,848.48
  4. Step 4: Simplify right side
    12,614.12x = 72,829,328.25
  5. Step 5: Solve for x
    x = 72,829,328.25/12,614.12
  6. Step 6: Final answer
    x = 5,773.64

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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.